21
OP2 & OP3 FUNCTION PARAMETERS
The controller is supplied with two optional hardware plug-in modules, viz., OP2 and OP3. The modules are interchangeable
and factory configured for either Relay / SSR (jumper selectable) or DC Linear Voltage or DC Linear Current.
The OP2 module can be programmed to function as an Output for any one of the followings : Alarm-1, End of Profile, Cool
Control for Bi-directional Control, Auxiliary Control or Blower Control.
The OP3 module can be programmed to function as an Output for any one of the followings : Alarm-2, End of Profile or PV/SP
Re-transmission.
The OP2 and OP3 function selection and the related parameters are listed below in Table 9.1.
Table 9.1
OFF
ON
(Default : ON)
OP2 EVENT STATUS
(Available if OP2 function is End of Profile)
Selecting ‘ON’ keeps the OP2 OFF while profile is in progress and
turns ON at the end of profile.
Selecting ‘OFF’ keeps the OP2 ON while profile is in progress and
turns OFF at the end of profile.
(Available if OP2 function is Cool Control)
Select the type of OP2 module fitted (that is, Relay / SSR, DC
Current or DC Voltage) as Output-2.
OUTPUT-2 TYPE
OUTPUT-2 FUNCTION SELECTION
(Applicable for OP2 hardware module, if fitted)
Select the function / feature to which the OP2 module is to be
logically attached for activation.
(Default : None)
Cool Control
End Of Profile
None
Alarm
Auxiliary
Control
Blower
(Default : Normal)
Reverse
Normal
ALARM-1 LOGIC
(Available if OP2 function is Alarm)
Select ‘Normal’ for Audio / Visual Alarm or ‘Reverse’ for Tripping
the system.
Parameter Description
Settings
(Default Value)
Relay
SSR
0 - 20 mA
4 - 20 mA
0 - 5 V
0 - 10 V
(Default : Relay)
User Manual
EPSILON
Section 9
