ENMET MX-42A - Manual (Page 20)

ENMET Corporation MX42A C ONTROL
16
7.5 Alarm
Visual alarms provided: for each channel
• fault signal lamp:
channel in service: green color
channel off or malfunction of microprocessor: off
disturbance on line: steady yellow color
calibration/adjustment mode: blinking yellow color
• alarm 1 signal lamp: red color when in alarm
• alarm 2 signal lamp: red color when in alarm
• alarm 3 signal lamp: red color when in alarm
Alarms 1 and 2
• activation after 5 seconds
• by increasing or decreasing value
• manual or automatic clearance
Alarm 3
• activation after elapsed delay time or on basis of average value
• automatic clearance
• by increasing or decreasing value
Disturbance
• complete check of short circuit or cut out of at least one wire (with just one detector)
• display per channel with yellow signal lamp
Buzzer
Triggered if:
microprocessor malfunction
anomaly of connecting cable or sensor/transmitter
alarm threshold level exceeded
maintenance time longer than 30 minutes