17
7.4 A1, A2 action
• For A2, read A2 for A1.
• A1 indicator lights when A1 output terminals 3 and 4 are ON, and goes off when their output terminals
3 and 4 are OFF.
• A2 indicator lights when A2 output terminals 5 and 6 are ON, and goes off when their output terminals
5 and 6 are OFF.
A1 action
A1 output
+ side
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
OFF
ON
High/Low limits alarm
High/Low limit range alarm
Low limit alarm
Process high alarm
Process low alarm
A1 hysteresis
A1 hysteresis
+ A1 set point
A1 set point
SV
setting
High limit alarm
A1 hysteresis A1 hysteresis
A1 hysteresis
High limit alarm with standby
Low limit alarm with standby
A1 hysteresis
A1 set point
A1 set point
A1 set point
A1 set point
A1 set pointA1 set point
+ A1 set point
+ A1 set point
A1 set point SV
setting
SV
setting
SV
setting
SV
setting
A1 set point
A1 set point
A1 hysteresis
A1 hysteresis A1 hysteresis
High/Low limits alarm with standby
A1 action
A1 action
A1 output
A1 output
- side
+ side
- side
+ side
- side
+ side
- side
SV
setting
A1 set point
SV
setting
+ A1 set point
A1 set point
: A1 output terminals 3, 4 (A2 output terminals 5, 6): ON (closed).
: A1 output terminals 3, 4 (A2 output terminals 5, 6): ON (closed) or OFF (open)
: A1 output terminals 3, 4 (A2 output terminals 5, 6): OFF (open)
: Alarm output is in standby.