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Surface Sensors

PR25+

Contact sensor with connection cable and aluminum prism for temperature measurement (cold or hot water) on pipes and other suitable surfaces.

Application/type Cable sensor, Surface sensor
Purpose Measure values
Measured values temperature
Interface RS485 Modbus, RS485 BACnet, LON FT, Passive, Active, 0..5 V, 0..10 V, 4..20 mA, Switch contact
Configuration USEapp, uConfig, BUS, jumper, DIP switches, (depending on type)
Sensor SI-Protection against permeation of humidity and mechanical stress (e.g. vibration)
Output voltage 0..10 V or 0..5 V, adjustable via jumper, live-zero configuration via app or uConfig, min. load 5 kΩ, min. load 10 kΩ
Output current 4..20 mA, max. load 500 Ω
Output switch contact 2x floating contact NO for 24 V ~ or 24 V = / 3 A
Network technology RS485 Modbus, RS485 BACnet (MS/TP), LON FT (free topology)
Data transmission RTU, half-duplex, baud rate 9.600, 19.200, 38.400 or 57.600, parity: none (2 stop bits), even or odd (1 stop bit)
Operating range temperature (°C) -50..+180
Output signal temperature scaling analogue output, 0..+160 °C (default setting), selectable from 4 temperature ranges -50..+50 | -20..+80 | -15..+35 | -10..+120 | 0..+50 | 0..+100 | 0..+160 | 0..+250 °C, adjustable at the transducer, optionally configurable
Operating range temperature enclosure (°C) -35..+70, -20..+70
Operating range humidity max. 85% rH short term condensation
Accuracy temperature ±0,5 K (typ. at 21 °C), within default measuring range, depending on length of connection wire, potentiometer for offset adjustment, offset setting via app or uConfig
Power supply 15..24 V = (±10%) SELV, 15..35 V = SELV, 24 V ~ (±10%) SELV, 19..29 V ~ SELV
Power consumption typ. 0,4 W (24 V =), max. 0,5 W (24 V =), max. 2,5 W (24 V =), 0,8 VA (24 V ~), 4,3 VA (24 V ~)
Material in touch with media Sensor probe, Ø=11/15 mm, aluminium, hex pressed (IP65)
Installation length (mm) 28
Display LCD 29x35 mm, RGB backlight, with traffic light function, threshold values configurable, optionally configurable via app or uConfig
Enclosure USE-S, impact- and shock-resistant enclosure with quick-release cover, PC, USE-M, impact- and shock-resistant enclosure with quick-release cover, PC
Colour pure white, transparent cover
Protection (IP) IP65, according to EN 60529
Connection removable cable entry flextherm M20 for wire Ø=4,5..9 mm, removable cable entry M25 with fourfold cable entry for wire with max. Ø=7 mm, removable plug-in terminal, max. 2,5 mm², BUS max. 1,5 mm², relay max. 1,5 mm²
Connection cable PVC, silicone, 0,25 mm²
Length connection wire (m) 1, 2, 4, 6
Delivery content incl. mounting base enclosure USE-S pure white, incl. mounting base enclosure USE-M pure white, incl. fixing kit rawlplugs and screws (2x each)
Comparison list
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