6.3.1 Interface Commands 57
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RELAY? Relay Control Parameter Query
Input RELAY?[term]
Returned <mode>,<alarm type>[term]
Format n,n (refer to command for description)
RELAYST? Relay Status Query
Input RELAYST?[term]
Returned <status>[term]
Format n 0 = Off, 1 = On
RELSP Relative Setpoint Command
Input RELSP <setpoint>[term]
Format ±nnn.nnnE±nn
<setpoint> Specifies the setpoint to use in the relative calculation: ±350 kG
Example RELSP 1200[term]—configure the relative setpoint as 1200 G (if units in
Gauss)—refer to REL command
RELSP? Relative Setpoint Query
Input RELSP?[term]
Returned <setpoint>[term]
Format ±nnn.nnnE±nn (refer to command for description)
TYPE? Probe Type Query
Input TYPE?[term]
Returned <type>[term]
Format nn
Remarks Returns the probe type:
40 = high sensitivity
41 = high stability
42 = ultra-high sensitivity
50 = user programmable cable/high sensitivity probe
51 = user programmable cable/high stability probe
52 = user programmable cable/ultra-high sensitivitiy probe
UNIT Field Units Command
Input UNIT <units>[term]
Format n
<units> 1 = Gauss, 2 = Tesla, 3 = Oersted, 4 = Ampere/meter
Example UNIT 2[term]—configures the Model 425 to report readings in Tesla
UNIT? Field Units Query
Input UNIT?[term]
Returned <units>[term]
Format n (refer to command for description)