PPI Zenex User Manual

15
User Manual
zenex
OP3 Function : Auxiliary Control
Parameter Description
Settings
Default Value
(Min. Range - SP) to
(Max. Range - SP) specified
for the selected Input Type
(Default : 0)
1 to 999 or
0.1 to 99.9
(Default : 2 or 0.2)
Normal
Reverse
(Default : Normal)
OFFSET VALUE
Offset value for the Auxiliary Control Setpoint. Can be set as
positive value or negative value.
Auxiliary Control Setpoint = Control Setpoint (SP) + Offset Value
HYSTERESIS
Sets a differential (dead) band between the ON and OFF control
states.
CONTROL LOGIC
Normal
The Output remains ON for PV below Setpoint and OFF otherwise.
Reverse
The Output remains ON for PV above Setpoint and OFF otherwise.
Parameter Description
Settings
Default Value
LOGIC
Normal
The Alarm output (Relay/SSR) remains ON under alarm condition;
OFF otherwise. Useful for Audio / Visual Alarm.
Reverse
The Alarm output (Relay / SSR) remains OFF under alarm
condition; ON otherwise. Useful for Tripping the system under
control.
5 to 250 Seconds
(Default : 10)
INHIBIT
No
Alarm is not suppressed for start-up condition.
Yes
The Alarm activation is inhibited (suppressed) until the PV is found
within alarm limits from the time the controller is switched ON.
ALARM TIMER
Available for End of Soak Alarm. Sets time duration in seconds for
which the alarm shall activate upon end of soak timer.
Normal
Reverse
(Default : Normal)
Yes
No
(Default : Yes)

PPI Zenex Specifications

General

Brand	PPI
Model	Zenex
Category	Temperature Controller
Language	English