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- SLM-4
- Operating And Programming Manual
Xantrex SLM-4 Operating And Programming Manual
Summary of SLM-4
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Xantrex technology inc. Programmable products 9250 brown deer road san diego, ca 92121 usa 858 450 0085 phone 858 458 0257 fax www.Programmablepower.Com smart choice for power m540069-01 rev b www.Programmablepower.Com slm-4 electronic load chassis operating and programming manual.
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Gpib/rs-232 programming sorensen slm-4 chassis command note return [system:] channel{sp}{1
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About xantrex xantrex technology inc. Is a world-leading supplier of advanced power electronics and controls with products from small mobile units to utility-scale systems for wind, solar, batteries, fuel cells, microturbines, and backup power applications in both grid- connected and stand-alone sys...
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Important safety instructions before applying power to the system, verify that your product is configured properly for your particular application. Warning hazardous voltages may be present when covers are removed. Qualified personnel must use extreme caution when servicing this equipment. Circuit b...
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About this manual this manual has been written expressly for the sorensen sl series of electronic loads, which have been designed and certified to meet the low voltage and electromagnetic compatibility directive requirements of the european community. Since the goal of the low voltage directive is t...
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Contents section 1 features, functions, and specifications ....1-1 1.1 introduction ...................................................................................................... 1-1 1.2 features and functions .....................................................................................
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3.2.1 power-on status..................................................................................3-2 3.3 store / recall function .............................................................................3-2 3.3.1 store procedure: ................................................................
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List of tables table 1–1 sl-series maximum ratings specifications................................................1-1 table 1–2 slm-4 chassis specifications .....................................................................1-2 table 4–1 gpib command terminator ........................................
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Section 1 features, functions, and specifications 1.1 introduction the slm electronic load chassis is designed with open bays to easily receive up to four load modules, which slide into their respective bays from the rear of the chassis. The specification ratings for the sl-series plug-in modules ar...
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Features, functions, specifications sorensen slm-4 chassis 1.2 features and functions the slm chassis provides high performance, easy operation and a cost-effective solution for power source testing. The features of the slm-4 electronic load chassis are: • plug-in design allows for easy replacement ...
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Sorensen slm-4 chassis features, functions, specifications 1.5 system block diagram the system block diagram is shown in figure 1–1. There are five power supplies in the slm-4 chassis, one for the system controller and one for each of the four optically isolated channels. Figure 1–1 system block dia...
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Section 2 configuration and maintenance 2.1 inspection the slm-4 chassis was carefully inspected before shipment. If instrument damage has occurred during transport, please inform the xantrex sales and service office or representative per the warranty instructions of this manual. Slm-4 chassis was s...
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Configuration sorensen slm-4 chassis figure 2–1 input power setting switch 3. Check the rating of the line fuse and replace it with the correct fuse if necessary. 4. The ac line fuse is located below the ac line receptacle (figure 2–2). With the power cord removed, use a small screwdriver to extract...
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Sorensen slm-4 chassis configuration 2.1.3 environmental requirements • for indoor use only • installation category ii (over voltage) • pollution degree 2 • altitude up to 2000 meters (with power derating) • relative humidity 80% rh max • ambient operating temperature 0-40 c 2.1.4 rack mount the slm...
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Configuration sorensen slm-4 chassis slm figure 2–3 slm-4 chassis rear panel 2.2.2 rs-232c connection the rs-232c connector (female) on the rear panel connects the slm-4 chassis to the computer's rs-232c port. 2.2.3 analog programming input the d-sub 9-pin connector on the rear panel connects the sl...
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Section 3 operation 3.1 introduction the front panel of the slm-4 chassis is shown in figure 3–1. Figure 3–1 slm-4 chassis front panel 3.2 power connection before connecting ac power to the slm chassis, make sure the power source matches the power requirements of the slm electronic load chassis (as ...
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Operation sorensen slm-4 chassis 3.2.1 power-on status local/manual operation displays: store/recall: all leds are off; bank led display shows 01; sl-series electronic load is in power on initial state (please refer to the appropriate sl-series electronic load operations manual for the startup state...
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Sorensen slm-4 chassis operation 3.3.2 recall procedure: for slm ac series: press one of the memory state 1 through 5 keys; the appropriate led will be lit, and the stored states on the slm chassis will be sent to all modules simultaneously. If any key is pressed on a load module, the state led indi...
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Operation sorensen slm-4 chassis 3.4 sequence function there are two modes in the sequence function: edit mode and test mode, the auto seq function can be initiated by pressing state 3 + state 4 keys simultaneously. To enter edit mode, press store; to enter the test mode, press start key. Please ref...
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Sorensen slm-4 chassis operation 3.4.1 edit mode to enter the edit mode of the sequence function, press state3 + state4 keys simultaneously (state 3 and state 4 leds are on, indicating auto sequence function is now active). Use the bank up/down keys to select the sequence to be edited, then press th...
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Section 4 gpib/rs-232 programming operation 4.1 introduction the rear panel of the slm chassis is designed to connect with a pc (personal computer) or notebook pc through gpib or rs-232 interfaces. 4.2 gpib commands the following gpib setting commands are channel-dependent, except the "chan" command...
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Gpib/rs-232 programming sorensen slm-4 chassis the connections for the rear panel rs-232 interface are shown below; figure 4–1a depicts the connector wire diagram, and figure 4–1b depicts the connections using a standard rs-232 cable. Rs-232c port on slm mainframe txd rxd rts cts . . . Inside the sl...
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Sorensen slm-4 chassis gpib/rs-232 programming description of gpib programming command syntax. { } :the contents of the { } symbol must be used as a part or data of the gpib command, it can not be omitted. [ ] :the contents of the [ ] symbol indicates that the command is optional, depending on the t...
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Sorensen slm-4 chassis gpib/rs-232 programming remarks: 1. D : 0 - 9 2. Glob : global (all channels active at same time) 3. Current engineering unit : a 4. Voltage engineering unit : v 5. Resistance engineering unit : Ω 6. Period engineering unit : ms 7. Slew-rate engineering unit : a/ μs note : the...
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Sorensen slm-4 chassis gpib/rs-232 programming module will adjust the high level to be equal to the low level. If the value for the high level is input first and the low level value is input as higher than the programmed high level, the slm-series load module will adjust the low level to be equal to...
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Gpib/rs-232 programming sorensen slm-4 chassis clear status register purpose: clear the prot and err status byte registers. Command syntax: all modules: cler{nl} description: cler ; clear the prot and err status byte register, the prot and err status byte register will indicate “0” after executing t...
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Gpib/rs-232 programming sorensen slm-4 chassis example: bank 1, to set waveform bank 1. Bank 10, to set waveform bank 10. Waveform bank m=1 m=2 m=3 m=4 m=5 sine wave 0 √2 2.0 2.5 3.0 3.5 1 1.5 1.6 1.7 1.8 1.9 2 2.0 2.1 2.2 2.3 2.4 3 2.5 2.6 2.7 2.8 2.9 4 3.0 3.1 3.2 3.3 3.4 square wave 5 1.0 1.1 1.2...
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Sorensen slm-4 chassis gpib/rs-232 programming 3. If the value designated exceeds the specification of the electronic load, the chassis will send out the full scale current value of the electronic load specification. 4. The frequency range is 40.0~70.0hz. 5. The engineering unit for frequency is hz....
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Sorensen slm-4 chassis gpib/rs-232 programming description: the rise load current slew rate of load level change or dynamic load can be programmed by rise command. The rise slew rate of slm-series dc electronic load modules can be fully independent from the fall slew rate. The rise load current slew...
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Sorensen slm-4 chassis gpib/rs-232 programming voltage and current meter go/ng check, so user can set the current's upper limit to max. And set the lower to min. If the current meter ng check is not required and vice versa. Note : when ch a ng is set to off, the front panel ng a led is disabled. Not...
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Gpib/rs-232 programming sorensen slm-4 chassis 4.5.2 query commands channel purpose: the active channel query command. Command syntax: system: chan?{nl} description: chan? Return the active channel, “1-4” indicate the active channel is channel “1-4”. Current level purpose: the constant current mode'...
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Sorensen slm-4 chassis gpib/rs-232 programming protection status register purpose: opp, otp, ovp, and ocp protection status query command. Command syntax: all modules: prot?{nl} description: prot? Returns the present protection status; the status byte register summarizes all of the protection status...
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Gpib/rs-232 programming sorensen slm-4 chassis example: module slm-60-60-300 mode cc rang 1 curr:high 20.0 setting current 20.0 a actual setting current 3.071 a bit 0 will set to high bit 1:range changed this bit set to high by electronic module load setting command causing change range. Reset by cl...
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Sorensen slm-4 chassis gpib/rs-232 programming short on/off purpose: short on or off status query command. Command syntax: slm dc, sld modules: shor?{nl} description: shor? Returns the presently short status, “0” indicates short off, and “1” indicates short on. Dynamic on/off purpose: dynamic on or ...
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Appendix a gpib programming example example program in c /* link this program with appropriate *cib*.Obj. */ /* this application program is written in turbo c 2.0 for the ibm pc-at compatible. The national instruments cooperation (nic) model pc-2a board provides the interface between the pc-at and a...
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Appendix a sorensen slm-4 chassis ibrd(load,spec,20); if (spec[3] == '9') printf(" slm series specification error !"); /* set the channel 1, preset off, current sink 1.0 amps and load on commands to the load. */ ibwrt( load,"chan 1;pres off;curr:low 0.0;curr high 1.0;load on ",51); ibwrt( load,"me...
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Sorensen slm-4 chassis appendix a example program in basica load decl.Bas using basica merge command. 100 rem you must merge this code with decl.Bas 105 rem 110 rem assign a unique identifier to the device "dev5" and store it in variable load%. 125 rem 130 udname$ = "dev5" 140 call ibfind (udname$,l...
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Appendix b rs-232 programming example c language interface for dos handlers " pd_rs232.C " #include #include #include #include #define comptr 44 /* command array pointer */ #define quelen 1024 /* size of seriel input */ #define success 0 /* return value variable for success */ #define oper_err -1 /*...
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Appendix b sorensen slm-4 chassis #define pe 4 /* parity error */ #define fe 8 /* frame error */ #define bi 0x10 /* break interrupt */ #define thre 0x20 /* transmit holding reg. Empty */ /* slm series elec. Load command sets */ int pd_wrt(char *wrtbuf,int count) { static char *combuf[comptr] = {"cha...
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Sorensen slm-4 chassis appendix b strupr(tempbuf); strupr(intbuf); cnt = 0; do { comerr = strncmp(tempbuf,combuf[cnt],t); cnt = cnt++; }while(( cnt != comptr) && (comerr != 0)); if ( comerr == 0) { result = success; for (cnt = 0;cnt { while(inportb(ace_line_stat_reg) & thre == 0); ch = intbuf[cnt]; ...
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Appendix b sorensen slm-4 chassis queue[0] = '\0'; if (timeout == 1) { return(time_out); } return(success); } int read_buf() { char ch,ch1; int temp_index; unsigned long ticks; float sec1,sec2; rd_result = 0; ticks = biostime(0,0); sec1 = ticks/18.2; do { ticks = biostime(0,0); sec2 = ticks/18.2; if...
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Sorensen slm-4 chassis appendix b break; } /* finally send the non-spacific */ }while ((rd_result == 0) && (timeout == 0)); } int pd_init(int pd_com) { if ((pd_com != 1) && (pd_com != 2)) return(oper_err); if (pd_com == 2) /* initial communication port 2 */ { ace_data_reg = 0x2f8; ace_int_enb_reg = ...
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Appendix b sorensen slm-4 chassis } strupr(measbuf); cnt = 0; do { measerr = strncmp(measbuf,wrtbuf[cnt],6); cnt = cnt++; }while((cnt != 10) && (measerr != 0)); if(measerr == 0) { result = success; if (strncmp(measbuf,"curr", 4) == 0) { ch = measbuf[5]; switch(ch) { case '1': pd_wrt("chan 1",6); pd_...
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Sorensen slm-4 chassis appendix b case '1': pd_wrt("chan 1",6); pd_wrt("meas:volt?",10); pd_rd(rdmbuf,rdmcnt); strncat(tmpbuf,chanbuf,1); pd_wrt(tmpbuf,6); break; case '2': pd_wrt("chan 2",6); pd_wrt("meas:volt?",10); pd_rd(rdmbuf,rdmcnt); strncat(tmpbuf,chanbuf,1); pd_wrt(tmpbuf,6); break; case '3'...
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Appendix b sorensen slm-4 chassis void pd_loc(void) { char ch; outportb(ace_int_enb_reg, 0); /* disable all 8250 interrupt */ outportb(ace_modem_ctl_reg, 0); /* clear rts,dtr to disable modem and */ /* turn off out2 to disable the 8250's*/ /* irq interrupt to system */ }/* program terminated. */ c e...
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Sorensen slm-4 chassis appendix b /* get the load actially sink current from the load */ delay(200); pd_rd(rdbuf,20); io_err = 1; }while (io_err == 0); } else { printf("\a"); printf("chan 1 i/o reading error !"); exit(1); } pd_loc(); /* go to local */ } } m540069-01 rev b b-9.
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Appendix d slm-series dc load gpib/rs-232 operating flow chart the following flow chart shows the typical slm series chassis remote control and load current level and status setting procedures of each load module. Start channel 1? Channel 4? Channel 3? Channel 2? Set "chan 1" set "chan 4" set "chan ...
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Appendix e sld-series gpib/rs-232 operating flow chart the following flow chart shows the typical slm-series chassis remote control and load current level and status setting procedures of each sld-series load module. Start channel 1? Channel 4? Channel 3? Channel 2? Set "chan 1" set "chan 4" set "ch...
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Product family: slm-4 electronic load chassis warranty period: one (1) year warranty terms xantrex provides this written warranty covering the product stated above, and if the buyer discovers and notifies xantrex in writing of any defect in material or workmanship within the applicable warranty peri...
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