WEST P8700 User Manual page 71

Parameter
Deviation
Secondary
Proportional Band
Primary
Proportional Band
Direct / Reverse
Acting
Automatic Reset
Time
(or Loop Alarm
Time)
Rate
Output 1
Cycle time
Scale Range
Lower Limit
Scale Range
Upper Limit
Alarm 1 Value
Alarm 2 Value
Manual Reset
Overlap /
Deadband
On / Off Differential
Decimal Point
Position
Page 52
1 1
/ -DIN, / -DIN &
4 8
Modbus ASCII Ident &
Parameter No. Message Types
4 RO
R/W
5
Type 2, 3/4
6 R/W
Type 2, 3/4
7 R/W
R/W
8
Type 2, 3/4
9 R/W
Type 2, 3/4
10 R/W
Type 3/4
11 R/W
Type 3/4
12 R/W
Type 3/4
13 R/W
Type 2, 3/4
R/W
14
Type 2, 3/4
15 R/W
Type 2, 3/4
16 R/W
Type 2, 3/4
17 R/W
Type 2, 3/4
18 R/W
Type 3/4
P6100, P8100 & P4100 Model Group
1
/ - DIN Controllers & Indicators - Product Manual
16
Notes
V Difference between Process Variable
Type 2 RO and Setpoint (value = PV-SP)
Adjustable 0.0% to 999.9% of input
U
R/W span. Read only when Self-Tuning.
P Adjustable 0.0% to 999.9% of input
R/W span. Read only when Self-Tuning.
1 = Direct Acting, 0 = Reverse
Integral Time Constant value.
I
R/W (or Loop Alarm Time value in ON/OFF
control mode if Loop Alarm Enabled)
Read only if Self-Tuning.
ASCII range: 0 to 99m 59sec (99.59)
Modbus range: 0 to 5999
D Derivative Time Constant value.
R/W Read only if Self-Tuning.
ASCII range: 0 to 99m 59secs. (99.59)
Modbus range: 0 to 5999
N 0.5, 1, 2, 4, 8, 16, 32, 64,128, 256 or
Type 2 RO 512 seconds.
R/W
H Lower limit of scaled input range
Type 2 RO
R/W
G Upper limit of scaled input range
Type 2 RO
R/W
C Alarm 1 active at this level
R/W
Alarm 2 active at this level
E
R/W
J Bias value. 0% to 100% for single
R/W control output or
-100% to +100% for dual outputs
20% to +20% of -RB- + -RB: ;
K
R/W
Negative value = Deadband
Positive value = Overlap
F 0.1% to 10.0% of input span
R/W
Used for Primary output on/off
differential and for combined Primary
and Secondary on/off differential.
Q 0 = xxxx
Type 2 RO
1 = xxx.x
R/W
2 = xx.xx
3 = x.xxx
Read only if not Linear Input.
59305, Issue 5 – March 2005