West Control Solutions 8700+ - Manual (Page 79)

1 /
4
-DIN, 1 /
8
-DIN & 1 /
16
- DIN Controllers & Indicators - Product Manual
Page 74
P6170, P8170 & P4170 Model Group 59305, Issue 7 – March 2014
Table 17. P6170, P8170 & P4170 Set Up Mode Parameters
Parameter Lower
Display
Upper Display
Adjustment Range
Default
Value
When
Visible
Input Filter Time
constant  OFF, 0.5 to 100.0 secs in
0.5 sec increments  . 
Always
Process Variable Offset 

Span of controller  Always
Primary Output
Proportional Band  0.5% to 999.9% of input
span.  .  Always
Automatic Reset
(Integral Time
Constant)  0.01 to 99.59 (1 sec to 99
mins 59 secs) and OFF  . 
Always
Rate (Derivative Time
Constant)  0.00 to 99.59 (OFF to 99
mins 59 secs)  .  Always
Setpoint Upper Limit  Current Setpoint value to
Scale Range Maximum Range
Max.
Always
Setpoint Lower limit  Scale Range Minimum to
current Setpoint value Range Min Always
Minimum Motor On
Time  0.0 to (Motor Travel
Time/10) secs in 0.1 sec
increments  .  Always
Set Valve Opened
Position  Aux. Input value when
valve is fully opened.
Note: See above for
setting instructions
Auxiliary
Input
Range
Maximum

or

=

Set Valve Closed
Position  Aux. Input value when
valve is fully closed.
Note: See above for
setting instructions
Auxiliary
Input
Range
Minimum

or

=

Valve Open Limit  Value position max. clamp
+1 to .
 
or

=

Valve Close Limit  Value position min. clamp
to -1
 
or

=

Process High Alarm 1
value*  Range Min. to Range
Max. Range
Max.

=
 
Process Low Alarm 1
value*  Range Min. to Range
Max. Range
Min.

=
 
Deviation Alarm 1
Value* 

span from setpoint  
=
 
Band Alarm 1 value*  1 LSD to full span from
setpoint.  
=
 
Alarm 1 Hysteresis*  Up to 100% of span  Always
Process High Alarm 2
value*  Range Min. to Range
Max. Range
Max.

=
 
Process Low Alarm 2
value*  Range Min. to Range
Max. Range
Min.

=
 