Omega CA450 User Manual page 71

Sets or queries SENSOR mode
SM
Command = SMm<CRLF> -> Answer = SMm<CRLF>
Command = SM?<CRLF> -> Return = SMm<CRLF>
Parameters
m = 0: SENSOR mode is disabled (default)
If the CA450 is in a mode other than DCmV or DCmA mode,
ERR13 is returned.
Sets or queries SPAN check mode
SP
Command = SPm<CRLF> -> Answer = SPm<CRLF>
Command = SP?<CRLF> -> Return = SPm<CRLF>
Parameters
m = 0: SPAN check mode is disabled (default)
When you switch to span check mode, the previously
output values are retained. Change the output values using
commands such as the UQ and DQ commands.
If the CA450 is in any mode other than constant current output
mode, ERR13 is returned.
Sets or queries the output range (span)
SR
Command = SRm<CRLF> -> Answer = SRm<CRLF>
Command = SR?<CRLF> -> Return = SRm<CRLF>
Parameters
m = 0: 4 to 20 mA span (factory default setting)
The changed setting is valid until it is changed again.
1: SENSOR mode is enabled
1: SPAN check mode is enabled
1: 0 to 20 mA span
69
Normal Cal.
 Î
Normal Cal.
 Î
Normal Cal.
 