100,00 €
50+
Features
wireless Modbus-to-Modbus bridge replacement for RS485 wiring modbus RTU serial protocol wired/wireless combinations very long range, no hopping protected private connection multiple slaves per device multiple addressable groups
Mounting
Device should not be installed inside the metal cabinet.
Distance from antenna to the nearest object should be at least 10cm.
Features
wireless Modbus-to-Modbus bridge replacement for RS485 wiring modbus RTU serial protocol wired/wireless combinations very long range, no hopping protected private connection multiple slaves per device multiple addressable groups
Technical specifications
| Serial | |
| Baudrate | 2400, 9600, 19200, 38400 |
| Data bits & parity | 8n1, 7e1, 8e1, 8n2 |
| Message size | 64 bytes max |
| Galvanic isolation | 4kV RS485 to mains (SELV) |
| Termination resistor | 240 Ohm internal, always on |
| Radio | |
| Frequency band | ISM 868MHz (EU) |
| Subband | L 866.8MHz, 25mW, 1% utility |
| Modulation | FSK 38.4kbps 80kHz bandwidth |
| Listen before talk | yes, limited delay 20ms |
| Group address | 32-bit, automatically generated |
| Connection time | 10s power-on to network ready |
| Message delay | 5..20ms, depending on size |
| Output power | 25mW |
| Operating range | 3..300m with optical visibility |
| General | |
| Power supply | 230V, 50..60Hz, 1W |
| Terminals | 0.25..1.5mm2 |
| Operating conditions | -20..+50°C, 0..85% rh nc |
| Storage temperature | -40..+85°C |
| Dimensions | 93x45x27mm, 86mm antenna |
| Weight | 90g |
| Degree of protection | IP20 |
| Standards | EN60730-1, EN300-220-2 |
Device is designed for Modbus RTU, but it can be used with any other serial protocol, as long as messages are sent one at a time (half duplex).
Order Code
| WM-1 |
Examples
Secure group
