4-zone BUS expander; adds 4 low-current relays supporting:

5A 30VDC, 16A 230VAC; maximum 300 mA. supports cascading of expanders; double tamper protection; LED indicator; consumption: from 200-300 mA@12

VDC; PVC box with dimensions: 110x155x31 mm

DS-PM501R4

Bus Relay Expander

Supports 4 relay outputs for flexible control

Built-in bus extender for extended bus range

Outputs

Max. outputs 4

On-board relay outputs 4

Bus interconnection

Bus-extender Yes

Bus technology Half-Duplex RS-485

Bus wiring 4-Core Alarm Cable (at least 2×0.5mm²+2×0.22mm²)

Power supply - general

Input voltage 12 VDC nominal (9~16 VDC), powered by bus

Quiescent current 200 mA @12VDC

Max. current 300 mA @12VDC

Relay output

Relay output SPDT relay, 16A 24VDC, 16A 250VAC

Environmental

Operating temperature -10°C to 50°C (14°F to 122°F), indoor use only

Storage temperature -20°C to 60°C (-4°F to 140°F)

Relative humidity 10% ~ 90% non-condensing

Physical

Dimension (W × H × D) 110 × 155 × 31 mm

272 g

Tamper-proof Front and Rear

Installation method Wall mount

Compliance

Electrical conformity CE, CB

EN 50131 Security Grade 2, Environmental Class II