WRF04 BUS
Surface mounted room sensor for temperature measuring. For set point and fan stage adjustment, manual override for room and office applications please refer to 'Room Operating Units'.
Measuring values | temperature |
---|---|
Network technology | BACnet MS/TP, KNX (TP), LON FT (free topology), RS485 Modbus |
Power supply | 15..24 V = (±10%) or 24 V ~ (±10%) SELV, KNX: supply via BUS |
Power consumption | max. 0,6 W (24 V =) | 1,2 VA (24 V ~), LON: typ. 0,5 W (24 V =) | 1,7 VA (24 V ~), LCD LON: typ. 0,85 W (24 V =) | 2,0 VA (24 V ~) |
Measuring range temp. | 0..+50 °C |
Accuracy temperature | ±1% of measuring range (typ. at 21 °C) |
Display | LCD 29x12 mm, monochrome, optional for RS485 Modbus |
Enclosure | PC, pure white |
Protection | IP30 according to EN 60529 |
Cable entry | breaking points top/bottom, rear entry |
Connection electrical | terminal block, max. 1,5 mm² |
Ambient condition | -35..+70 °C, max. 85% rH non-condensing |
Mounting | surface mounted on flush-mounting box (Ø=60 mm), or to be mounted flat onto the surface using screws, with frame for surface mounting (accessory) or directly on the wall, base part can be mounted and wired separately |
Notes | special painting available on request, enclosure stainless steel available (see options) |