AMETEK SLM-1 - Manual (Page 49)

Sorensen SLM-1 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 events from all status register. The following figure describes the status
byte that occurred on the SLM-series Electronic load. The PROT status byte register is
cleared when a CLER command clears all of the PROT and ERR status registers.
bit 7 bit 0
7 6 5 4 3 2 1 0
OPP
OTP
OVP
OCP
Figure 4-2 Protection Status Register
ERROR Status register
Purpose:
ERRor status register query command.
Command Syntax:
All Modules:
ERR?{;|NL}
Description:
ERR? returns the present error status; the status byte register summarizes all of the error
status events from all status registers. the following figure describes the status byte the
happened on the SLM-series electronic load. The ERR status byte register is cleared when
a CLER command clears all of the PROT and ERR status registers.
bit 7 bit 0
7 6 5 4 3 2 1 0
Limited
Range Changed
Invalid Command
Invalid Operating
Figure 4-3 Error Status Byte Register
bit 0:Limited
This bit set to high by Electronic Module Load setting command causing over range.
Reset by CLER command.
Example:
Module SLM-60-60-300
MODE CC
RANG 1
M540070-01 Rev B 4-23