Pax2s modbus register table – Red Lion PAX2S User Manual
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24
REGISTER
ADDRESS
TABLE
INDEX
REGISTER NAME
LOW LIMIT
HIGH LIMIT
FACTORY
SETTING
ACCESS
COMMENTS
FREQUENTLY USED REGISTERS
40001
0
Input Relative Value (Hi word)
-199999
999999
N/A
Read Only
Process value of present input level. This value is affected
by Input Type, Resolution, Scaling, & Tare (Offset) Value.
(Relative Value = Gross (Absolute) Input Value - Tare Value)
40002
1
Input Relative Value (Lo word)
40003
2
Maximum Value (Hi word)
-199999
999999
N/A
Read/Write Maximum Relative Input Capture Value obtained since
having been reset.
40004
3
Maximum Value (Lo word)
40005
4
Minimum Value (Hi word)
-199999
999999
N/A
Read/Write Minimum Relative Input Capture Value obtained since
having been reset.
40006
5
Minimum Value (Lo word)
40007
6
Total Value (Hi word)
-199999
999999
0
Read/Write Totalizer value
40008
7
Total Value (Lo word)
40009
8
Setpoint 1 Value (Hi word)
-199999
999999
100
Read/Write Active List (A or B)
40010
9
Setpoint 1 Value (Lo word)
40011
10
Setpoint 2 Value (Hi word)
-199999
999999
200
Read/Write Active List (A or B)
40012
11
Setpoint 2 Value (Lo word)
40013
12
Setpoint 3 Value (Hi word)
-199999
999999
300
Read/Write Active List (A or B)
40014
13
Setpoint 3 Value (Lo word)
40015
14
Setpoint 4 Value (Hi word)
-199999
999999
400
Read/Write Active List (A or B)
40016
15
Setpoint 4 Value (Lo word)
40017
16
Setpoint 1 Band/Dev. Value
(Hi word)
-199999
999999
0
Read/Write Active List (A or B).
Applicable only for Band or Deviation Setpoint Action.
40018
17
Setpoint 1 Band/Dev. Value
(Lo word)
40019
18
Setpoint 2 Band/Dev. Value
(Hi word)
-199999
999999
0
Read/Write Active List (A or B).
Applicable only for Band or Deviation Setpoint Action.
40020
19
Setpoint 2 Band/Dev. Value
(Lo word)
40021
20
Setpoint 3 Band/Dev. Value
(Hi word)
-199999
999999
0
Read/Write Active List (A or B).
Applicable only for Band or Deviation Setpoint Action.
40022
21
Setpoint 3 Band/Dev. Value
(Lo word)
40023
22
Setpoint 4 Band/Dev. Value
(Hi word)
-199999
999999
0
Read/Write Active List (A or B).
Applicable only for Band or Deviation Setpoint Action.
40024
23
Setpoint 4 Band/Dev. Value
(Lo word)
40025
24
Setpoint Output Register (SOR)
0
15
0
Read/Write
Status of Setpoint Outputs. Bit State: 0 = Off, 1 = On.
Bit 3 = SP1, Bit 2 = SP2, Bit 1 = SP3, Bit 0 = SP4.
Outputs can only be activated/reset with this register when
the respective bits in the Manual Mode Register (MMR) are
set.
40026
25
Manual Mode Register (MMR)
0
31
0
Read/Write
Bit State: 0 = Auto Mode, 1 = Manual Mode
Bit 4 = SP1, Bit 3 = SP2, Bit 2 = SP3, Bit 1 = SP4,
Bit 0 = Linear Output
40027
26
Reset Output Register
0
15
0
Read/Write
Bit State: 1 = Reset Output, bit is returned to zero following
reset processing; Bit 3 = SP1, Bit 2 = SP2, Bit 1 = SP3,
Bit 0 = SP4
40028
27
Analog Output Register (AOR)
0
4095
0
Read/Write
Functional only if Linear Output is in Manual Mode.
(MMR bit 0 = 1)
Linear Output Card written to only if Linear Out (MMR bit 0)
is set.
40029
28
Input Gross (Absolute) Value
(Hi word)
-199999
999999
N/A
Read Only
Gross (absolute) value of present Input level. This value is
affected by Input Type, Resolution, Scaling, but not affected
by Offset Value
40030
29
Input Gross (Absolute) Value
(Lo word)
40031
30
Tare Value (Hi word)
-199999
999999
0
Read/Write
Relative Input Value (standard meter value) is the difference
between the Gross (absolute) input value and the Tare
value, i.e. Relative = Gross - Tare
40032
31
Tare Value (Lo word)
PAX2S MODBUS REGISTER TABLE
Only frequently used registers are shown below. The entire Modbus Register Table can be found at www.redlion.net.
Values less than 65,535 will be in (LO word). Values greater than 65,535 will continue into (Hi word). Negative values are represented by two’s complement of the
combined (Hi word) and (LO word).
Note 1: The PAX2S should not be powered down while parameters are being changed. Doing so may corrupt the non-volatile memory resulting in checksum errors.