Pid m – IDEC MicroSmart Pentra User Manual
Page 92
C
ONFIGURING
PID M
ODULE USING
W
IND
LDR
F
C5A MicroSmart PID Module User’s Manual FC9Y-B1283
6-27
OFF
ON
OFF
ON
SP
OFF
ON
SP
OFF
ON
OFF
ON
205
203
OFF
ON
197
195
OFF
ON
200
205
5
203
OFF
ON
195
200
197
Alarm Value
Alarm Value
Alarm Hysteresis
Alarm Hysteresis
Alarm Hysteresis
[Setting Example]
: 2.0
Alarm 1 Value
: 205 C
Alarm 1 Hysteresis
C
[Alarm Action]
C
205
Process Variable (PV): Alarm Output ON
Process Variable (PV)
203 : Alarm Output OFF
C
[Setting Example]
: 2.0
Alarm 1 Value
: 195 C
Alarm 1 Hysteresis
C
[Alarm Action]
C
197
Process Variable (PV): Alarm Output OFF
Process Variable (PV) 195 : Alarm Output ON
C
2.0 C
C
C
C
C
Alarm Hysteresis
Upper Limit Alarm with Standby
Lower Limit Alarm with Standby
[Setting Example]
Set Point (SP)
: 2.0
Alarm 1 Value
: 200 C
: 5 C
Alarm 1 Hysteresis
C
[Alarm Action]
C
205
Process Variable (PV): Alarm Output ON
Process Variable (PV) 203 : Alarm Output OFF
C
Set Point (SP)
: 2.0
Alarm 1 Value
: 200 C
: -5 C
Alarm 1 Hysteresis
C
[Alarm Action]
[Setting Example]
197
Process Variable (PV) : Alarm Output OFF
Process Variable (PV) 195 : Alarm Output ON
C
+Alarm Value
-Alarm Value
+Alarm Value
-Alarm Value
2.0 C
C
2.0 C
-5
C
C
C
C
C
C
C
C
: Standby functions.
Process High Alarm
Process Low Alarm
2.0 C
Note: When the set point (SP) is changed, the standby function is enabled. Once the process variable (PV)
enters the alarm output off range, the standby function is canceled.