
Setup, Network and Communication Manual ESTM / ESTM-L
17-88C1-*
11-88C1-7D0002
Notice
Technical data subject to change without notice.
No claims for damage arising from alternations, errors or misprints shall be allowed.
Page 32 / 35
ModBus Register
(DEC)
Data
Type
r/w
description intern
alarm contact action
range / additional
72
uint 16
r
Status byte (16bit)
0
AHC action active
1
Remote maintenance
2
Load contact status
0= opened 1= closed
3
Pre alarm sensor 1 min
4
Pre alarm sensor 2 min
5
Pre alarm limiter high
6
Pre alarm leakage current
7
Build in limiter found
8
Pre alarm load current min
9
NOT USED
10
NOT USED
11
NOT USED
12
Limiter reset condition
0=NO 1=YES
13
Modbus communication active
14
Bluetooth communication active
15
NOT USED
73
uint 16
Last load current AHC
[A]
74
uint 16
Last differential current AHC
[mA]
75
uint 32
Last Time AHC Operating time
[min]
77
uint 32
Last Heater On Operating time
[min]
100
uint 16
Soft limiter Status byte (16bit)
(available since firmware version 4.0.0)
0
Soft Limiter Status
0=OFF 1=ON
1
Heater on load contact closed
Status information
load contact
0=open 1=close
2
Smart reset enable
3
Smart reset waiting
4
Pre Alarm Soft Limiter
0=Off 1=Active
5
Soft Limiter tripped
Alarm contact open
6
Smart Reset Function Active
7
NOT USED
8
NOT USED
9
NOT USED
10
NOT USED
11
NOT USED
12
NOT USED
13
NOT USED
14
NOT USED
15
NOT USED
101
uint 16
Remaining T-Off delay (available since
firmware version 4.0.0)
102
uint 16
Soft Limiter Sensor 2 actual value
(available since firmware version 4.0.0)
The information Smart Reset Status can be emulated via Modbus using the variables Smart reset enable (input register 100.2) and
Smart reset waiting (input register 100.3).
The values of the corresponding variables are:
Smart Reset status
Enabled
Wait
Disabled
N/A
2
Smart reset enable
1
0
0
1
3
Smart reset waiting
0
1
0
1
See also chapter 4.8.3 Soft limiter.