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3Com DIN Digital Indicator 59039-2 Product Manual - Sec Tion 2

Manual is about: 1/8 DIN Digital Indicator

Summary of DIN Digital Indicator 59039-2

  • Page 1

    1 8 -din digital indicator product manual 59039-2.

  • Page 2

    Caution: refer to manual the international hazard symbol is inscribed adjacent to the rear connection terminals. It is important to read the manual before installing or commissioning the unit. Preface this manual comprises two volumes: volume i: this supports normal operation of the 1 8 -din digital...

  • Page 3

    Sm067- v1 november, 2000 (i) 59039 1 8 -din digi tal in di ca tor prod uct man ual - vol ume i 1 8 -din digital indicator product manual volume i operating instructions in normal operation, the operator must not remove the indicator from its housing or have unrestricted access to the rear terminals,...

  • Page 4: Con Tents

    Con tents 1 in tro duc tion 1-1 2 op era tor mode 2-1 3 set up mode 3-1 4 rs485 se rial com mu ni ca tions 4-1 ap pen di ces a al pha beti cal in dex a-1 (ii) november, 2000 sm067- v1 1 8 -din digi tal in di ca tor 59039 prod uct man ual - vol ume i.

  • Page 5: Sec Tion 1

    Sec tion 1 introduction the 1 8 -din digital indicator is an easy-to-operate microprocessor-based instrument, incorporating the latest in surface-mount and cmos technology. The standard features include: * large four- digit led dis play (or der able as red or green). * dis play for units in di ca ti...

  • Page 6

    * 90 - 264v ac power sup ply. * de signed to com ply with en50081 part 2 (emis sion) and en50082 (im mu nity) emc speci fi ca tions. * front panel seal ing to ip65 (nema 4) stan dard. * pro gram ma ble digi tal fil ter. * proc ess vari able off set fa cil ity * alarm type se lected from front panel....

  • Page 7: Sec Tion 2

    Sec tion 2 operator mode 2.1 introduction the operator mode is the normal mode of the indicator, once it has been set up and configured as required. The front panel displays, indicators and keys are shown in figure 2-1. 2.2 four-digit display in operator mode, this normally displays the process vari...

  • Page 8

    (iii) time elapsed in the alarm 1 ac tive con di tion (units dis play shows ). The dis play is in the for mat mm.Ss [mm = min utes, ss = sec onds] or mmm.S [mmm = min utes, s = sec onds (tens)]. If elapsed time is greater than 999 min - utes 59 sec onds, dis play will show: note: this does not in cl...

  • Page 9

    2.5 over-range/under-range displays if the process variable attains a value higher than the input scale maximum limit (over-range) or lower than the input scale minimum limit (under-range), the upper display will show: for the over-range condition and: for the under-range condition. 2.6 sensor break...

  • Page 10

    For two seconds, indicating that the latched alarm has been reset. The latched alarm 1 can be reset only if the original alarm condition has been cleared; this reset has no effect whilst the alarm condition prevails. 2.9 viewing the hardware definition code the operator may view the current hardware...

  • Page 11: Sec Tion 3

    Sec tion 3 set up mode 3.1 entry into set up mode to enter set up mode, with the instrument initially in operator mode displaying the process variable value, depress the raise and scroll keys simultaneously for three seconds. The instrument will then enter set up mode and the set indicator will come...

  • Page 12

    3-2 november, 2000 om067-3 sec tion 3 1 8 -din digi tal in di ca tor 59039 set up mode prod uct man ual - vol ume i table 3-1 set up pa rame ters parameter alarm 1 value 1 alarm 1 hysteresis alarm 2 value 2 alarm 2 hysteresis 2 alarm 3 value 3 alarm 3 hysteresis 3 process variable offset digital fil...

  • Page 13

    3.2 alarm 1 value or if alarm 1 is selected to be a process high alarm, this defines the process variable value at or above which alarm 1 will be active; the default value will be input range maximum. If alarm 1 is selected to be a process low alarm, this defines the process variable value at or bel...

  • Page 14

    3.6 alarm 3 value if alarm 3 is selected to be a process high alarm, this defines the process variable value at or above which alarm 3 will be active; the default value will be input range maximum. If alarm 3 is selected to be a process low alarm, this defines the process variable value at or below ...

  • Page 15

    3.11 linear input scale range maximum this parameter, applicable only if a linear input is fitted, defines the scaled input value when the process variable input is at its maximum value. It is adjustable between –1999 and 9999 (with decimal point as defined by linear input decimal point position). T...

  • Page 16

    3-6 november, 2000 om067-3 sec tion 3 1 8 -din digi tal in di ca tor 59039 set up mode prod uct man ual - vol ume i figure 3-1 alarm op era tion process low alarm direct-acting process low alarm reverse-acting process high alarm direct-acting process high alarm reverse-acting figure 3-2 alarm hys te...

  • Page 17: Sec Tion 4

    Sec tion 4 rs485 serial communications this three-wire rs485-compatible serial communications option is the means by which communication may occur between the instrument and a master device (e.G. A computer or terminal). 4.1 physical requirements there are two communications protocols available with...

  • Page 18

    (a) a start of message character (b) one or two address characters (uniquely defining the slave) (c) a parameter/data character string (d) an end of message character messages from the master device may be one of four types: type 1: l {n} ? ? * type 2: l {n} {p} {c} * type 3: l {n} {p} # {data} * ty...

  • Page 19

    Om067-4 november, 2000 4-3 59039 1 8 -din digi tal in di ca tor sec tion 4 product man ual - vol ume i rs485 se rial com mu ni ca tions table 4-1 {data} ele ment - sign and deci mal point po si tion +abcd +abc.D +ab.Cd +a.Bcd –abcd –abc.D –ab.Cd –a.Bcd {data} content abcd0 abcd1 abcd2 abcd3 abcd5 ab...

  • Page 20

    4.2.1 type 1 mes sage l {n} ? ? * this message is used by the master device to determine whether the addressed slave is active. The reply from the slave instrument, if it is active, is l {n} ? A * an inactive instrument will give no reply. 4.2.2 type 2 mes sage l {n} {p} {c} * this type of message i...

  • Page 21

    L {n} {p} {data} i * (where i = hex 49) indicating that the instrument is ready to implement the command. If the parameter specified is invalid or is not modifiable or if the desired value is outside the permitted range for that parameter, the instrument replies with a negative acknowledgement in th...

  • Page 22

    Note: this parameter value should be selected with care. Any adjustment to this parameter is, in effect, an adjustment to the instrument’s calibration. Injudicious application of values to this parameter could lead to the displayed pv value having no meaningful relationship to the actual pv value. 4...

  • Page 23

    The input scale minimum and the decimal point position will always be the same as that for the input. Note: if this parameter is set to a value greater than the recorder output maximum value, the sense of the recorder output is reversed. 4.3.9 alarm 1 value {p} = c this parameter may be modified/int...

  • Page 24

    4.3.16 in stru ment com mands {p} = z only type 3 or type 4 messages are allowed with this parameter. In the type 3 message, the {data} field must be one of four five-digit numbers. The reply from the instrument also contains the {data} field with the same content. When the master device issues the ...

  • Page 25

    4.4 modbus protocol with the rs485 serial communication option fitted and configured, communication between a master device and slave instruments via protocol conforming to the modbus industry standard is available. Note: support for multi-parameter write operations is limited to support of the mult...

  • Page 26

    4.4.2 word pa rame ters 4-10 november, 2000 om067-4 sec tion 4 1 8 -din digi tal in di ca tor 59039 rs485 se rial com mu ni ca tions product man ual - vol ume i parameter process variable (pv) pv maximum pv minimum time elapsed instrument status pv offset alarm 1 value alarm 2 value alarm 3 value al...

  • Page 27: Al Pha Beti Cal In Dex

    Al pha beti cal in dex a al1 indicator function 2-2 al2 indicator function 2-2 al3 indicator function 2-2 alarm hysteresis alarm 1 3-3 alarm 1 (adjusting - comms.) 4-7 alarm 2 3-3 alarm 2 (adjusting - comms.) 4-7 alarm 3 3-4 alarm 3 (adjusting - comms.) 4-7 alarm status indicators functions 2-2 alar...

  • Page 28

    Communications message format 4-1 d display strategy (operator mode) 3-5 e error responses 4-8 h hardware definition code viewing in operator mode 2-4 hardware option viewing in operator mode 2-4 i input filter time constant 3-4 adjusting (comms.) 4-6 input over-range display 2-3 input under-range d...

  • Page 29

    Scan tables command 4-8 sensor break indication operator mode 2-3 set up mode automatic exit from 3-5 entry into 3-1 exit from 3-5 set up parameters all at default indication of 3-1 t time elapsed operator mode display 2-2 resetting (from front panel) 2-2 resetting (via comms. Link) 4-8 om067-a nove...

  • Page 30

    A-4 november, 2000 om067-a ap pen dix a 1 8 -din digi tal in di ca tor 59039 al pha beti cal in dex prod uct man ual - vol ume i.

  • Page 31

    Sm067- v2 november, 2000 (i) 59039 1 8 -din digi tal in di ca tor prod uct man ual - vol ume ii 1 8 -din digital indicator product manual volume ii installation and configuration instructions the procedures described in this volume must be undertaken by technically competent servicing personnel..

  • Page 32: Con Tents

    Con tents 1 in stal la tion 1-1 2 in ter nal links and switches 2-1 3 con figu ra tion mode 3-1 ap pen di ces a prod uct speci fi ca tion a-1 b al pha beti cal in dex b-1 (ii) november, 2000 sm067- v2 1 8 -din digi tal in di ca tor 59039 prod uct man ual - vol ume ii.

  • Page 33: Sec Tion 1

    Sec tion 1 installation 1.1 unpacking procedure 1. Remove the instrument from its packing. The instrument is supplied with a panel gasket and push-fit fixing strap. Retain the packing for future use, should it be necessary to transport the instrument to a different site or to return it to the suppli...

  • Page 34

    To panel-mount the instrument: 1. Insert the rear of the housing through the cut-out (from the front of the mounting panel) and hold the instrument lightly in position against the panel. Ensure that the panel gasket is not distorted and that the instrument is positioned squarely against the mounting...

  • Page 35

    Sm067-1 november, 2000 1-3 59039 1 8 -din digi tal in di ca tor sec tion 1 prod uct man ual - vol ume ii in stal la tion figure 1-3 panel- mounting front panel housing tongues on fixing strap engage in ratchet slots on housing sealing gasket mounting panel fixing strap top view of instrument.

  • Page 36

    1.3 connections and wiring the rear terminal connections are illustrated in figure 1-4. 1-4 november, 2000 sm067-1 sec tion 1 1 8 -din digi tal in di ca tor 59039 in stal la tion prod uct man ual - vol ume ii figure 1-4 rear ter mi nal con nec tions output 1 is always a relay output which may be use...

  • Page 37

    1.3.1 mains (line) in put the instrument will operate on 96 - 264v ac 50/60hz mains (line) supply. The power consumption is approximately 4 va. Caution: this equipment is designed for installation in an enclosure which provides adequate protection against electric shock. Local regulations regarding ...

  • Page 38

    1-6 november, 2000 sm067-1 sec tion 1 1 8 -din digi tal in di ca tor 59039 in stal la tion prod uct man ual - vol ume ii table 1-1 ther mo cou ple ca ble col our codes.

  • Page 39

    1.3.3 ther mo cou ple in put the correct type of thermocouple extension leadwire/compensating cable must be used for the entire distance between the instrument and the thermocouple, ensuring that correct polarity is observed throughout. Joints in the cable should be avoided, if possible. The cjc fac...

  • Page 40

    1.3.9 rs485 se rial com mu ni ca tions (op tion) the connections for the three-wire rs485 serial communications option (if fitted) are on terminals 16, 17 and 18, as shown in figure 1-4. Where several instruments are connected to one master port, the master port transceiver in the active state shoul...

  • Page 41: Sec Tion 2

    Sec tion 2 internal links and switches 2.1 removing the instrument from its housing to withdraw the instrument from its housing, simply grip the side edges of the front panel (there is a finger grip on each edge) and pull the instrument forwards. This will release the instrument from its rear connec...

  • Page 42

    2-2 november, 2000 sm067-2 sec tion 2 1 8 -din digi tal in di ca tor 59039 in ter nal links and switches prod uct man ual - vol ume ii figure 2-2 re mov ing the out put 2/out put 3 op tion pcbs.

  • Page 43

    2.2 removing/replacing the output 2/output 3 option pcbs with the instrument removed from its housing: 1. Gently push the rear ends of the cpu pcb and power supply pcb apart slightly, until the two tongues on each of the output 2/output 3 option pcbs become dis-engaged - see figure 2-2b; the output ...

  • Page 44

    2.4 installing the engineering unit label the instrument is equipped with a label carrier (see figure 2-4) to which a self-adhesive engineering unit label may be attached if required. If the instrument is configured with a linear input and engineering units are to be displayed on the front panel, th...

  • Page 45

    Note: spare label carriers (part no. 18633) and engineering label sheets (part no. 84107) are available. Sm067-2 november, 2000 2-5 59039 1 8 -din digi tal in di ca tor sec tion 2 prod uct man ual - vol ume ii in ter nal links and switches figure 2-5 in stall ing the en gi neer ing unit la bel attac...

  • Page 46

    2.5 replacing the instrument in its housing to replace the instrument, simply align the cpu pcb and power supply pcb with their guides and connectors in the housing and slowly but firmly push the instrument into position. Caution: ensure that the instrument is correctly orientated. A stop will opera...

  • Page 47

    2.7 output 2 type/output 3 type the type of output for output 2 and output 3 is determined by the option pcb fitted in the appropriate position (see figure 2-1) and, in the case of the dc output 2 option pcb being fitted, the setting of link jumpers lj8 and lj9 on that option pcb (see figure 2-7 and...

  • Page 48: Sec Tion 3

    Sec tion 3 configuration mode 3.1 entry into configuration mode to enter configuration mode: 1. Ensure that the instrument is powered-down. 2. Power-up the instrument and, within ten minutes of power-up, hold down the raise and scroll keys simultaneously for six seconds. If this is done whilst the i...

  • Page 49

    Sm067-3 november, 2000 3-2 59039 1 8 -din digi tal in di ca tor sec tion 3 prod uct man ual - vol ume ii con figu ra tion mode table 3-1 con figu ra tion mode pa rame ters parameter hardware definition code hardware option fitted input range alarm 1 type alarm 2 type alarm 3 type output 1 use legend...

  • Page 50

    3-3 november, 2000 sm067-3 sec tion 3 1 8 -din digi tal in di ca tor 59039 con figu ra tion mode prod uct man ual - vol ume ii table 3-1 (cont.) configuration mode parameters parameter output 2 use 1 output 3 use 2 legend available settings alarm 2, direct-acting 5 alarm 2, reverse-acting 5 alarm 3,...

  • Page 51

    Sm067-3 november, 2000 3-4 59039 1 8 -din digi tal in di ca tor sec tion 3 prod uct man ual - vol ume ii con figu ra tion mode table 3-1 (cont.) configuration mode parameters parameter output 3 use (cont.) 2 communications baud rate 3 communications address 3 communications protocol 3 cold junction ...

  • Page 52

    3.2 hardware definition code this parameter is used to represent the hardware fitted (input type, output 1 type, output 2 type and output 3 type); this must be compatible with the hardware actually fitted. Access to the hardware definition code is gained by pressing the scroll and lower keys simulta...

  • Page 53

    3.3.1 rs485 se rial com mu ni ca tions op tion for this option, the protocol used is defined by the communications protocol parameter - see subsection 3.9. Full details of communications operation are given in volume 1, section 4. 3.3.2 re mote latch ing alarm re set op tion this option has the same...

  • Page 54

    3.8 communications address this is the unique address assigned to the instrument; it is used by the master device to communicate with the instrument. 3.9 communications protocol there are two communications protocols available: ascii (fixed, even parity) and modbus (selectable odd parity, even parit...

  • Page 55: Ap Pen Dix A

    Ap pen dix a product specification universal input general maxi mum per in stru ment: one in put sam ple rate: four sam ples/sec ond digi tal in put fil ter: time con stant se lecta ble from front panel - 0.0 (i.E. Off), 0.5 to 100.0 sec onds in 0.5- second in cre ments. In put reso lu tion: 14 bits...

  • Page 56

    Cali bra tion: com plies with bs4937, nbs125 and iec584. Sen sor break pro tec tion: break de tected within two sec onds. Alarms op er ate as if the pro cess vari able has gone over- range. Resistance temperature detector (rtd) ranges selectable from front panel: input range displayed code input ran...

  • Page 57

    Sen sor break pro tec tion: ap pli ca ble to 4 - 20ma, 1 - 5v and 2 - 10v ranges only. Break de tected within two sec onds. Alarms op er ate as if the pro cess vari able has gone under- range. Remote reset input (option) type: voltage- free, ttl- compatible may be con nected to: ex ter nal switch/re...

  • Page 58

    Output 2 (option) general types avail able: re lay and dc. Relay con tact type: sin gle pole dou ble throw (spdt). Rat ing: 2a re sis tive at 120/240v ac. Life time: >500,000 op era tions at rated volt age/cur rent. Iso la tion: in her ent. Dc reso lu tion: eight bits in 250ms (10 bits in 1 sec ond ...

  • Page 59

    Transmitter power supply out put: 20 - 28v dc (24v dc nomi nal). Mini mum load im ped ance: 910 Ω (22ma @ 20v dc). Alarm control maxi mum num ber of alarms: three max. No. Of out puts avail able: all three out puts can be alarm out puts. Com bi na to rial alarms: logi cal or of alarms to an in di vi...

  • Page 60

    Se ries mode re jec tion: >500% of span (at 50/60hz) causes neg li gi ble ef fect. Dc linear inputs meas ure ment ac cu racy: ± 0.05% of span ± 1lsd. Thermocouple inputs meas ure ment ac cu racy: ± 0.25% of span ± 1lsd. Note: re duced per form ance with type “b” ther mo cou ple be tween 100 - 600 o ...

  • Page 61

    Lead re sis tance: 50 Ω per lead maxi mum bal anced (pt100) performance under operating conditions tem pera ture sta bil ity: 0.01% of span/ o c change in am bi ent tem pera ture. Cold junc tion com pen sa tion (ther mo cou ple only): bet ter than ± 1 o c. Sup ply volt age in flu ence: neg li gi ble...

  • Page 62: Al Pha Beti Cal In Dex

    Al pha beti cal in dex a ac/dc (24v) supply fuse rating 1-5 terminal connections 1-5 voltage ranges 1-5 alarm type selection of 3-6 c cjc disabled display thermocouple inputs only 3-7 cold junction compensation enabling/disabling 3-7 communications baud rate, selection of 3-6 terminal connections 1-...

  • Page 63

    M mains (line) input fuse rating 1-5 terminal connections 1-5 voltage range 1-5 o output 2 dc option pcb link jumpers 2-7 output 2 option pcb removal/replacement 2-3 output 2 type selection of 2-7 output 3 option pcb removal/replacement 2-3 output 3 type selection of 2-7 p panel-mounting cut-out dim...

  • Page 64

    B-3 november, 2000 sm067-b ap pen dix b 1 8 -din digi tal in di ca tor 59039 al pha beti cal in dex prod uct man ual - vol ume ii.