v 1.0 — February 2020 Altanium Matrix5
190 Process Setpoint
14.1.2 Process Setpoint
14.1.3 Process Value
14.1.4 Alarm Active Status
Summary This command is used to set and read the temperature setpoint for an
automatically controlled zone. It is valid even if the selected zone is
running in MANUAL or VIEW regulation mode.
Errors The conditions that follow give a NAK response with an invalid data error
for the select function:
• Incorrect data length
• Invalid zone number
• A value less than the minimum setpoint
• A value more than the maximum setpoint
An invalid zone number condition will give an invalid data error in
response to a polled function.
Summary This command is used to read the actual temperature of a specified
zone. It is valid for zones in all regulation modes. If the zone does not
have a thermocouple input or thermocouple type assigned, or if the
thermocouple is disconnected, 0.0 is returned. Otherwise a value
between 32 °F and 932 °F is returned.
Errors An invalid zone number condition will give an invalid data error in
response to a polled function.
Summary This command is used to read an error status for a single zone. A value of
0 is returned if no errors are active. It is valid for all zones in all regulation
modes.
Errors An invalid zone number condition will give an invalid data error in
response to a polled function.