Electrical Grounding - Huba Control 699M Mode D'emploi

Modbus® (RS-485 RTU)
RS-485 (EIA 485):
Connection:
Termination (DIP-Switch):
Comment:
The reference connection is internally connected to GND
Voltage output
Output voltage:
Output current:
Load:
Universal inputs
configuration:
reference potential:
input type:

Electrical grounding

Transformer
Huba Control AG | Industriestrasse 17, 5436 Würenlos - 699M - Edition 02/2020 - 120225
Technische Änderungen vorbehalten | Technical data subject to change | Sous réserve de modifications techniques
Modbus® RTU mode
2-wire twisted pair, shielded
not galvanically separated
A+, Ref, B-
120 Ω +1nF
0 ... 10 VDC
1 mA (Short-circuit-proof)
> 10 ΩkΩ / < 230nF
via Modbus®
GND
LG-Ni1000, Ni1000, PT1000,
NTC10k, 0...10 VDC
M
Power-
supply
0V
24V~
Earth
resistive elements
REF B-
A+
Not isolated
RS485
Sensor module
voltage source
0 ... 10 VDC
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