WRF04 active
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 |
|---|---|
| Output voltage | TRV: 1x 0..10 V, min. load 5 kΩ |
| Output ampere | TRA: 1x 4..20 mA, max. load 700 Ω |
| Power supply | 15..24 V = (±10%) or 24 V ~ (±10%) SELV, TRA: 15..24 V = (±10%) SELV |
| Power consumption | typ. 0,6 W (24 V =) | 1,0 VA (24 V ~) |
| Output signal range temp. | Scaling analog output, 0..+50 °C (default setting), selectable from 3 temperature ranges -50..+50 | 0..+50 | -15..+35 °C, adjustable at the transducer |
| Operating temperature range | permissible working temperature, -35..+70 °C |
| Accuracy temperature | ±1% of measuring range (typ. at 21 °C) |
| Display | LCD 29x12 mm, monochrome, optional |
| 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 | 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) |