Lakeshore Learning Materials 622 - Manual (Page 81)

Lake Shore Model 620/622/623/647 Magnet Power Supply User’s Manual
Options & Accessories 6-13
6.4.1 Model 6228-2 Remote Operation Commands
IPSHB Program PSH Current
Input: IPSHB [current] where [current] = a value from 0 to 125 mA
Remarks: The initial condition is 0 mA. Current can be set from 0 to 125 mA but will actually be set in 4
mA increments.
IPSHB? PSH Current Query
Input: IPSHB?
Returned: A number between 0 and 125.
Remarks: Returns three characters plus up to two terminators.
PSHB Program PSH Heater Status
Input: PSHB [status] where [status] = 0 to turn OFF the persistent switch heater, or 1 to turn ON
the persistent switch heater. Heater ON means persistence is OFF.
PSHB? PSH Heater Status Query
Input: PSHB?
Returned: 0 if the heater is OFF, or 1 if the heater is ON. If a current setting of 0 is entered, the value
returned is 0. Heater ON means persistence is OFF.
Remarks: Returns one character plus up to two terminators.
PSHBC? PSH Compliance Status Query
Input: PSHBC?
Returned: 0 if PSH output is under the output compliance limit, or 1 if the output is over the limit.
Remarks: Returns one character plus up to two terminators.
PSHBIS? Current Setting When PSH Was Turned Off
Input: PSHBIS?
Returned: The value returned is a number between ±125.0000 A.
Remarks: Returns nine characters plus up to two terminators.
PSHBS? PSH Summary Query
Input: PSHBS?
Returned: [PSHB][PSHB status][PSHB compliance][current value][command status] where:
[PSHB] = 0 if PSH is present, or 1 if PSH is not present,
[PSHB heater status] = 0 if heater is OFF, or 1 if it is ON,
[PSHB compliance] = 0 if PSH is under compliance or 1 if it is over.
[current value] = up to three characters which give the current value
[command status] = 0 if the command status is OFF, or 1 if it is ON.
Remarks: Returns seven characters plus up to two terminators.