C1300
Advanced circular chart recorder
3 Configuration
42
IM/C1300 Rev. J
3.8 Relay Configuration
Overview.
Relays
– can be energized by alarms, logic equation results (math software option enabled by installation of the appropriate
software key), digital inputs, real time events (timer software option enabled by installation of the appropriate software key) and
totalizer wrap signal (totalizer software option enabled by installation of the appropriate software key)
External totalizer count function
– external counter can be driven only by Module Type 3 (4-relay module) fitted in module
positions 4, 5 or 6 (see Section 5.2, page 66).
Polarity
– allows fail-safe settings
Relay Configuration
Press the
key to open the
Main Menu
.
Highlight
Relays
.
Select Relay
Select the relay to be configured.
Relay Source
Select the source required to activate the selected relay.
Refer to Appendix A on page 77 for a description of sources.
Relay Polarity
Select the polarity required for the selected relay:
Positive
– relay is energized when the relay source is active (On)
Negative
– relay is energized when the relay source is inactive (Off)
Return to top of page.
Relay Source
Select Relay Output
Logic Equation 1
Logic Equation 8
Digital Input 1
Digital Input 2
Alarm A1
Alarm D4
None
Polarity Selection
Relay 5.1
Relay 5.2
Relay 5.3
Relay 5.4
Module Position
Relay No.
Alarm A1
Active
Energized
Positive
Alarm A1
Active
De-energized
Negative
Alarm A1
Inactive
Positive
Alarm A1
Inactive
Energized
Negative
De-energized
Relay Contacts
NC
C
NO
NC
C
NO
NC
C
NO
NC
C
NO
Source State
Polarity
Relay State
Select Relay
Relay 1.1
Common
Channels
Alarms
Totalizers
Relays
Digital I/O
Analog Output
Modbus
Relay 1.1 Source
Alarm A1
Rly 1.1 Polarity
Negative
Select Relay
Relay 1.1
None