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.
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5.4 Modbus Values
5.4.1
Discrete Input Coil (bit)
ModBus
Register (DEC)
Data
Type
r/w
description intern
alarm contact action
fault flag / status flag
0
bool
r
Remote maintenance active
5.4.2
Discrete Output Coil (bit)
ModBus
Register (DEC)
Data
Type
r/w
description intern
alarm contact action
fault flag / status flag
0
bool
r/w
Remote maintenance
1
bool
r/w
SIL II limiter reset
2
bool
r/w
NOT USED
3
bool
r/w
NOT USED
4
bool
r/w
SOFT limiter reset
(available since firmware version 4.0.0)
5
bool
r/w
enable smart reset
(available since firmware version 4.0.0)
When using the reset limiter function via Modbus. Protect the reset function against unauthorised use (e.g. password
protection or user level authorisation).
The Modbus discrete output coil 1 (reset limiter) shall be send only one Modbus cycle. The reset function may only be carried
out manually. Automatic resetting is not permitted. Resetting the limiter automatically or bypassing it can lead to a risk of
explosion.
The Modbus discrete output coil 1 (reset limiter) shall be send only one Modbus cycle. The reset function may only be carried
out manually. Automatic resetting is not permitted. Resetting the limiter automatically or bypassing it can lead to a risk of
explosion.