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3 relay contacts, Relay failsafe settings, Relay terminal connections cp-10 – ENMET CP-10 User Manual

Page 9

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CP-10

ENMET Corporation

7

3.3 Relay Contacts

Relay contacts are available for each alarm; these are

SPDT

, rated at 10Amp at 110

V

AC

, and may be latching or non-latching

as required by the application.

They are accessed on the terminals next to each relay see Figure 5. The contact positions are noted on the circuit board next to
each terminal.

The following table is for the relays in their un-energized state. This is also the alarm condition state. Non-failsafe configured
relays in the alarm state, are the reverse of the PC board labeling. Note that the Fault(FLT) relay cannot be set to operate in a
Non-Failsafe mode. Please see Table 1 below:

T

ABLE

1: Relay Failsafe Settings

Alarm

Position

Alarm 1

J14 (K1)Relay 1 - NO

Normally Open

J14 (K1)Relay 1 - NC

Normally Closed

J14 (K1)Relay 1 - COM

Common

Alarm 2

J15 (K2)Relay 2 - NO

Normally Open

J15 (K2)Relay 2 - NC

Normally Closed

J15 (K2)Relay 2 - COM

Common

Alarm 3

J16 (K3)Relay 3 - NO

Normally Open

J16 (K3)Relay 3 - NC

Normally Closed

J16 (K3)Relay 3 - COM

Common

Fault Alarm

J17 (K4)Relay 4 - NO

Normally Open

J17 (K4)Relay 4 - NC

Normally Closed

J17 (K4)Relay 4 - COM

Common

These relay contacts can be used to operate auxiliary alarms or other functions. The relay contacts are DRY, power must be
supplied. It is recommended that power for auxiliary equipment be supplied from an independent power source separate form
the

CP-10

. Use the existing hole in the enclosure for wire to enter and exit and use appropriate cable fittings. Wiring should

be grouped together,

V

AC

wires should be separated for

V

DC

wires.

F

IGURE

5: Relay Terminal Connections CP-10

Relay Terminals
J14, J15, J16, J17

Relays
K1, K2, K3, K4

Sensor/Transmitter

Terminal J18