Mpm, apm, ppm, & lti series modbus, Register tables serial communication – Dwyer PPM User Manual
Page 30

MPM, APM, PPM, & LTI Series Modbus
®
Register Tables
Serial Communication
Page 30
Register
1
Name Access
Limits or
Range
2
Units
Data
Type
3
Function
Code(s)
Comments
Number Address
(hex)
45025 – 45026
5024 – 5025
(13A0 – 13A1)
Scale PV2 Volts
Input 5
Read Write -99.999 to 99.999
Volt
Floating point
03, 04,
06, 16
45027 – 45028
5026 – 5027
(13A2 – 13A3)
Scale PV2 Volts
Input 6
Read Write -99.999 to 99.999
Volt
Floating point
03, 04,
06, 16
45029 – 45030
5028 – 5029
(13A4 – 13A5)
Scale PV2 Volts
Input 7
Read Write -99.999 to 99.999
Volt
Floating point
03, 04,
06, 16
45031 – 45032
5030 – 5031
(13A6 – 13A7)
Scale PV2 Volts
Input 8
Read Write -99.999 to 99.999
Volt
Floating point
03, 04,
06, 16
45129
5128
(1408)
Remote Scale
PV2 Volts Flag
Write Only
0xFF00 to
execute remote
scaling.
None
Unsigned
integer
06, 16
Used to remote scale the PV2 Volts input. Caution! See Note 5.
49901 – 49904
9900-9903
(26AC – 26AF)
Product Identifier Read Only
Not applicable
None
ASCII
characters
03, 04
8 characters indicating the product digit software release
number (for SFT039 this would be 039), three ASCII hex
character value of the Main board input, and two ASCII hex
characters of the Input card (see Table 6).
49905 – 49908
9904-9907
(26B0 – 26B3)
Firmware Version Read Only
Not applicable
None
ASCII
characters
03, 04
8 characters indicating the firmware version number
49999
9998
(270E)
Load Factory
Defaults
Write Only
0xFF00 to
initialize
None
Unsigned
integer
06, 16
Write 0xFF00 to load factory defaults to the meter. Writing any
other data has no effect.