ABB RLM01 3BDZ000398R1 Redundancy Link Module

Serial interfaces

• Connections: A, B, and M
• Transmission rate: 9.6 kBit/s to 12 MBit/s
• Type: RS 485
• Connection: 9-pin Sub-D connector
• Electrical isolation: VDE 0110, functionally isolating
• Test voltage: 500 Veff
• Device protection class: 3

Data telegram delay

• A/B -> M: 1 Bit times [us] + 0.6 us
• M -> A/B: 4 Bit times [us] + 0.6 us

Power supply

• Operating voltage: 24 VDC (+20 .. +33 V)
• Power consumption: 150 mA typically at 24 V
• Power loss: Approx. 3.6 W
• Connection: 8-pin terminal strip
• Wire cross section: 0.14 ... 1.5 mm²

Ambient conditions

• Operating temperature: 0 ... 50°C
• Transport/storage temperature: -30 ... 85°C
• Relative humidity: Max. 75% non-condensing in operation

Alarm contact

• Function: Open in case of error
• Switching voltage: < 60 VDC
• Switching current: Max. 1A

Design

• Dimensions: 134 x 56 x 70 mm (H,W,D)
• Weight: 330 g
• Protection: IP 20
• Attachment: DIN mounting rail, 35 mm

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