wireless Modbus relay
remote controlled relay
act as modbus RTU slave
very long range, no hopping
up to 8 relays per network
protected private connection
multiple addressable groups

Technical specifications

Modbus
Address range200..207
Relay mappingcoil 1 (start address 00h)
Data bits & parity8n1
Supported functions01 - read coils
05 - write single coil
15 - write multiple coils

Relay output
Nominal rating10A 250Vac (NO), 3A 250Vac (NC)
(resistive)5A 30Vdc (NO), 3A 30Vdc (NC)

Radio
Frequency bandISM 868MHz (EU)
SubbandL 866.8MHz, 25mW, 1% utility
ModulationFSK 38.4kbps 80kHz bandwidth
Listen before talkyes, delay limited to 20ms
Group address32-bit, automatically generated
Connection time10s power-on to network ready
Message delay5ms from tx start to relay on
Output power25mW
Operating range3..300m with optical visibility

General
Power supply230V, 50..60Hz, 1W
Terminals0.25..1.5mm2
Operating conditions-20..+50°C, 0..85% rh nc
Storage temperature-40..+85°C
Dimensions93x45x27mm, 86mm antenna
Weight100g
Degree of protectionIP20
StandardsEN60730-1, EN300-220,
ERC-REC-70-03-h1.2

 

Order code

WR-1