Modbus register assignment of the ISOMETER®
45
isoEV425_D00126_09_M_XXEN/03.2019
Register
Property
Description
Format
Unit
Value range
999
RO
Number of Mod-
bus
measured
value channels
with active alarm
UINT 16
---
0…3
3000
RW
Reserved
---
---
---
3001
RW
Reserved
---
---
---
3002
RW
Reserved
---
---
---
3003
RW
Reserved
---
---
---
3004
RW
Reserved
---
---
---
3005
RW
Pre-alarm value
resistance meas-
urement "R1"
UINT 16
kΩ
R2 … 500
3006
RW
Reserved
---
---
---
3007
RW
Alarm value
resistance meas-
urement "R2"
UINT 16
kΩ
1 … R1
3008
RW
Activation alarm
value undervolt-
age "U<"
UINT 16
---
0 = Inactive
1 = Active
3009
RW
Alarm value
undervoltage
"U<"
UINT 16
V
30 … U>
3010
RW
Activation alarm
value overvolt-
age "U>"
UINT 16
---
0 = Inactive
1 = Active
3011
RW
Alarm value
Overvoltage
"U >"
UINT 16
V
U< … 1.15k