Page 15
Millwatch/Silowatch
Single Stream
User Guide
11 Input Connection to Trigger Standby
The standby mode can be used to protect the analyser during abnormal modes of
operation for example when a mill is being purged with steam or during periods
where the plant is not operational.
What happens when the monitor is in standby?
•
The maintenance relay is ON.
•
Blowback operates constantly (the compressed air valve in the blowback
unit remains open).
•
AIR is passed through the gas sensors.
•
Flow errors are ignored.
•
The peristaltic pump operates normally.
•
Timed blowback and calibration are disabled. Calibration will occur at the
next due time.
•
The analogue outputs track the readings from the gas sensors.
Item Function
Connection
Size/Specification
1
Standby
CONN 9
Pin 1. Short Pins 1 and 2 for standby function
Pin 2
Pin 3 Not used
