Programmable dc power supplies 200w/400w/600w/800w in 2u built-in usb, rs-232 & rs-485 interface series user manual optional interface: ieee488.2 scpi (gpib) multi-drop.
User manual for ieee programming interface power supplies manual supplement refer to the z + technical manual for information on installing the power supply, safety requirements, specifications, operating the front panel, using the serial rs-232/485, usb programming and the analog programming. Ia710...
Table of contents introduction ...........................................................................................................3 scope of manual .....................................................................................................3 chapter 1: the ieee-488.2 interface ........
3 introduction the internal factory installed general purpose interface bus (gpib) allows operation of the z + power supply from a computer via ieee-488. The interface allows the user complete remote control of the power supply, including output voltage and current setting and monitoring, protection...
4 chapter 2: connection this section provides information on variable ieee (gpib) connection modes, communication cables and selecting communication parameters for operation via ieee (gpib) interface. It is possible connect to ieee (gpib) interface in two ways. 2.1 point to point one ieee interface ...
5 chapter 3: configuration 3.1 configuration the ieee controller a typical ieee controller is a personal computer with an ieee interface card. Each card vendor supplies its own configuration instructions and interface software. Each time the software is executed, the controller is configured as foll...
6 3.2.2 to select the address 1. Press rem button. The led is illuminated. “adr" appears on current display. 2. Press current encoder. Existing address mode appears on current display. 3. Turn current encoder until desired address appears. 4. To select desired address press current encoder. 3.2.3 to...
7 chapter 4: programming commands communication over the gpib interface meets ieee 488.2 standards and is standard commands for programmable instrumentation (scpi) compliant. 4.1 scpi protocol refer to section 7.10 of z + series user manual 4.2 scpi common commands common commands are used to contro...
8 4.3 scpi subsystem commands subsystem commands control all z + functions. For a full command description refer to section 7.12 in z + series user manual. Short list of z + series commands: output [:state] enable/disable output [:state]? Enable/disable output query :pon [:state] set power-on state ...
10 list :coun set the number of times the list is executed before it is completed. :coun? Set the number of times the list is executed query :curr specifies the output current points in a list. :curr? Specifies the output current points in a list query. :dwel specifies the time interval that each po...
11 trigger [:start] run trigger :delay set trigger delay :delay? Set trigger delay query :source set trigger source :source ? Set trigger source query wave :coun set the number of times that waveform is executed before it is completed. :coun? Set the number of times that waveform is executed before ...
12 4.5 the summary registers the instrument summary event register, isum1 through isum3 (refer to fig.3-2), will record the address of the supply causing an srq. These are ‘event’ registers and the bits will remain set until read by the stat:ques:inst:isumn command. (refer to table 4-1) command desc...
13 lsb msb stat:oper:cond? Stat? Stat:oper:enab nnnn stat:oper:enab? Sena nnnn sena? Stat:oper:even? Seve? Condition enable event operational condition lsb condition enable standard event status *esr? *ese nn *ese? Pon _ \_ power on 0 0 user request cme _ \_ command error exe _ \_ execution error dd...
14 fig.4‐2: instrument summary register tree for multi drop mode.
15 chapter 5: communication example this section provides an example the national instruments™ max program to communicate with the z + . 1. Run national instruments™ max (measurement & automation explorer) program 2. Select “devices and interfaces” -> “gpib0” press scan for instruments. Refer to fig...
16 4. Click communicate with instrument in the gpib explorer toolbar. Ni-488.2 communicator appears. Refer to fig. 4-3 5. In the send string box, *idn? Appears. Click query. The id string indicates the model, serial number, firmware version and the gpib card firmware version. This will be shown in t...
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