Device communication
isoHR685W-x-I-B_D00261_05_M_XXEN/12.2021
46
Voltage
U
n
(VRMS) L2-PE
5
Voltage between phase L2 and PE.
RMS value, Note: always signed with '+'
V
1234
-
-
12
Voltage
U
n
(VRMS) L3-PE
5
Voltage between phase L3 and PE.
RMS value, Note: always signed with '+'
V
1234
-
7
13
Measurement quality
3
Quality of measured value
0 % = Poor quality
=> Change profile
100 % = good quality
=> Profile fits the application
%
100
-
-
14
Voltage DC-PE
4
DC offset voltage to earth
V
+123
-
-
15
Alarm messages
4
[Hexadezimal] (with leading „0x“) In this value,
the messages are included with the OR function
BIT
1234
-
10
16
Bit2: Device error
n/a
0x0002
Bitmaske
-
+
+
Bit3: Prewarning
Insulation fault
R
F
on L1/+
n/a
0x0004
Bitmask
-
+
+
Bit4: Prewarning
Insulation fault
R
F
on L2/-
n/a
0x0008
Bitmask
-
+
+
Bit5: Prewarning
Symmetrical insulation fault
R
F
n/a
0x000C
Bitmask
-
+
+
Bit6: Alarm
Insulation fault
R
F
on L1/+
n/a
0x0010
Bitmask
-
+
+
Bit7: Alarm
Insulation fault
R
F
on L2/-
n/a
0x0020
Bitmask
-
+
+
Bit8: Alarm
Symmetrical insulation fault
R
F
n/a
0x0030
Bitmask
-
+
+
Bit9: Prewarning
Insulation impedance
Z
F
n/a
0x0040 Note: Currently not supported
Bitmask
-
+
-
Bit10: Alarm
Insulation impedance
Z
F
n/a
0x0080 Note: Currently not supported
Bitmask
-
+
-
Bit11: Alarm
Undervoltage
U
n
n/a
0x0100 Note: Currently not supported
Bitmask
-
+
-
Bit12: Alarm
Overvoltage
U
n
n/a
0x0200 Note: Currently not supported
Bitmask
-
+
-
Bit13: System test message
n/a
0x0400
Bitmask
-
+
+
Bit14: Device starts with alarm
n/a
0x0800 Note: Currently not supported
Bitmask
-
+
-
Description
Length [Bytes] Value
Unit
Example string
Mode
