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Temperature Controller METICOM CTI Series
1.6
Remote Input & Alarm Output Connectors Wiring
(Where specified)
Remote Input Wiring
Alarm & Normal Output Wiring
Chapter 2 Inspection & Installation
2.1 Unpacking and Inspection
1.
After unpacking, inspect the mainframe and check for any damage that may have occurred during
shipment.
2.
Check the circuit breaker disconnect and neon phase voltage indicators for damage.
3.
Check for proper operation of circuit breaker with no voltage applied.
4.
Check connectors for any physical damage.
5.
Check AC input power configuration matches the local power supply. The power specification label
is located on the back cover of the mainframe’s power input terminal block. The label indicates the
input voltage configuration that was prewired at the factory.
Signal
Pins
Description
Type
Standby
Signal
1 & 2
After a delay time (adjustable) since the contact is
closed, the controller will work in standby mode
until AUTO button is pressed on HMI.
Normally open dry contact
Stop Signal 3 & 4
When the contact is closed, the controller will stop
running, same as pressing STOP button on HMI.
Normally open dry contact
Alarm
Output
1 & 2
Contact is closed when any alarm happens, and it
will be reset by silence button on the alarm history
page.
Normally open dry contact
1A/250Vac
Normal
Output
3 & 4
Contact is closed when all zones’ temperature are
in normal output tolerance.
Normally open dry contact
1A/250Vac