Communication module; Modbus RTU; RJ45; communication capability.
The WAGO 2789 series communication module for power supply units (PSU) features Modbus RTU communication capability, operates on a 5Vdc (SELV) supply voltage, and is rated for ambient temperatures ranging from -25°C to +70°C. It has an IP20 protection rating and is equivalent to model 27899015.
- baud rate:
- 4.8 kBd 115.2 kBd
- communication:
- Modbus RTU via RS-485
- conformity marking:
- CE
- country of origin sales organisation germany:
- CN
- depth:
- 22 mm / 0.866 inch
- fire load:
- 0.000 MJ
- height:
- 80 mm / 3.15 inch
- input current ii:
- ¤ 0.04 A
- input voltage range:
- DC 4.5 5.5 V(SELV)
- insulation type:
- Functional insulation
- mounting type:
- Snaps onto a Pro 2 Power Supply's communication interface (X4)
- nominal input voltage ui nom:
- DC 5 V (SELV)
- note dimensions:
- Depth in mounted state
- number of devices max:
- 247
- operating altitude max:
- 5000 m
- pluggable connectors:
- 2 x RJ-45
- pollution degree:
- 2
- protection class:
- III
- protection type:
- IP20 (per EN 60529)
- relative humidity:
- 5 95 % (no condensation permissible)
- signaling:
- 1 x LED PWR (green) || 1 x LED RxD (yellow) || 1 x LED TxD (yellow)
- standards specifications:
- EN 61010-1 || EN 61010-2-201 || EN 61204-3 || UL 61010-1 || UL 61010-2-201 || UL HazLoc
- surrounding air temperature operation:
- -25 70 C
- surrounding air temperature storage:
- -40 85 C
- test voltage input output:
- AC 2 kV: 50 Hz: 1 min
- test voltage input output shield:
- 1 kVAC: 50 Hz: 1 min
- transmission medium:
- Shielded copper cable
- weight:
- 35.000 g
- width:
- 35 mm / 1.378 inch
