This WEMS module provides 915MHz wireless connectivity to the module cluster, and supports hopping to extend the network range. Use of this frequency is permitted in the North American markets.
For product operation and installation information please refer to the 915MHz module user manual.
| Features | Pluggable, snap-fit modular system High performance wireless narrowband operation License-free use (ISM bands) DIN rail mount Status LEDs |
| Compliance | |
|---|---|
| EMC | EN 301 489: Electromagnet compatibility EN 61000: Electromagnet compatibility |
| Wireless | EU R&TTE directive for 25kHz EN 300 220: EMC standard for short range devices EN 301 489: EMC standard for radio equipment and services |
| Safety | EN 60950: Information technology equipment EN 60730: Automatic electrical controls EN 50366: Domestic equipment |
| Operating Temperature Range | -10 to +50 DegC |
| Operating Humidity | < 75% RH (Non-condensing) |
| Storage Temperature | -20 to +85 DegC |
| Storage Humidity | < 90% RH (Non-condensing) |
| Cooling | Convection |
| Supply Voltage | Modular BUS powered |
| Power | 0.370W max |
| RF Frequency | 902–928MHz |
| RF Output Power | 1dBm max (note: -1dBm ERP max) |
| RF Sensitivity | -110dBm |
| RF Bandwidth | 25kHz (Narrow band) |
| RF Channels | 51 |
| RF Output Connector | Male 50 OHM SMA (Sub-Miniature version A) |
| Antenna (recommendation) | 50 OHM quarter wave monopole with ground plane |
| Weight | 63g |
| Enclosure | UL94-V0 flame retardant PC, IP20 rated |
| Mounting | 35mm DIN rail (EN 50022, BS 5584, DIN 46277-3) |
WEMS User Guide version 4.0 20150130.
This guide relates to features up to and including 1.18.0.3