TM172OBM28R
Product ID:33614
Updated: 2026/7/15
Key Features
- 1Achieve up to 98% power conversion efficiency for significant energy savings.
- 2Ensure reliable operation with robust components designed for harsh industrial environments.
- 3Install easily in tight spaces thanks to a compact and modular design.
- 4Operate confidently across a wide temperature range from -25°C to 70°C.
- 5Protect your system with built-in overcurrent and thermal safety features.
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Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Modicon M171/M172 | Product or Component Type | Programmable controllers |
| Product Specific Application | HVAC control | Variant | Programmable |
| Total inputs/outputs | 28 | Discrete input number | 8 |
| Discrete output number | 1 relay outputs SPDT with independent common<br />3 relay outputs SPST with same common<br />2 relay outputs SPST with same common<br />2 relay outputs SPST with independent common | Discrete output current | 3 A relay SPDT<br />3 A relay SPST |
| Analogue input number | 8 configurable by pair | Analogue output number | 2 voltage 0...10 V<br />2 voltage/current 4...20 mA or 0...10 V or PWM (2 kHz) |
| Number of port | 1 CAN port - screw terminal block<br />1 USB type mini B - USB device port Mini-B<br />2 RS485 - screw terminal block Modbus serial link or BACnet MS/TP) | Input/output number | 8 digital input<br />8 analog input<br />4 analog output<br />8 digital output |
| Discrete input logic | Sink or source (positive/negative) | Discrete input voltage | 24 V AC/DC |
| Discrete input current | 2.5 mA | input impedance | 10 kOhm |
| Analogue input type | impedance 0...1500 hOhm 1 hOhm 10 kOhm<br /> impedance 0...300 daOhm 1 daOhm 2 kOhm<br />NTC 103AT-2 Beta 3435 temperature probe - 50...110 °C 0.1 °C 10 kOhm<br /> voltage 0...10 V 1 digit > 10 kOhm<br />NTC NK103 Beta 3977 temperature probe - 40...137 °C 0.1 °C 10 kOhm extended)<br /> current 0...20 mA/4...20 mA 1 digit < 150 Ohm<br />PTC temperature probe - 55...150 °C 0.1 °C 2 kOhm<br /> voltage 0...5 V 1 digit > 20 kOhm absolute or ratiometric)<br />Pt 1000 temperature probe - 200...850 °C 0.1 °C 2 kOhm<br /> direct input > 10 kOhm | Measurement accuracy | NTC NK103 Beta 3977 - 40...+110 °C +/- 1 °C<br /> NTC NK103 Beta 3977 110...137 °C +/- 1.9 °C<br /> NTC 103AT-2 Beta 3435 - 50…110 °C +/- 1 °C<br /> PTC - 55...155 °C +/- 1.1 °C<br /> Pt 1000 - 200...-100 °C +/- 10 °C<br /> Pt 1000 - 100...-50 °C +/- 2.5 °C<br /> Pt 1000 - 50...100 °C +/- 1.5 °C<br /> Pt 1000 100…400 °C +/- 2.4 °C<br /> Pt 1000 400...850 °C +/- 10 °C<br />0...20 mA 0...4 mA +/- 2 % of full scale +/- 1 digit<br />0...20 mA 4...20 mA +/- 1 % of full scale +/- 1 digit<br />4...20 mA +/- 1 % of full scale +/- 1 digit<br />0...10 V +/- 1 % of full scale +/- 1 digit<br />0...5 V +/- 1 % of full scale +/- 1 digit<br />HOhm 0...1500 hOhm +/- 8.5 hOhm<br />DaOhm 0...300 daOhm +/- 2.5 daOhm |
| Sensor power supply | 5 V DC 50 mA supplied by the controller<br />24 V DC 150 mA supplied by the controller | [Us] rated supply voltage | 24 V +/- 10 % AC<br />20...38 V DC |
| Power consumption in W | 12 W 24 V AC/DC | Realtime clock | Built-in clock, clock drift <= 30 s/month at -4…149 °F (-20…65 °C) |
| Display type | Without Display | Overvoltage category | II |
| Local signalling | for programmable 1 LED (red)<br /> for programmable 1 LED (yellow)<br /> for programmable 1 LED (green)<br /> for power 1 LED (green) | Mounting Support | DIN rail<br />Panel mounting with accessory |
| Width | 5.7 in (144 mm) | Height | 4.3 in (110 mm) |
| Depth | 2.4 in (60.5 mm) | Net Weight | 0.7 lb(US) (0.3 kg) |
| Directives | 2014/30/EU - electromagnetic compatibility<br />2014/35/EU - low voltage directive | Standards | CAN/CSA-E60730-1<br />CSA E60730-2-9<br />EN 60068-2-27<br />EN 60068-2-6 Fc<br />EN 60730-1<br />EN 60730-2-9<br />UL 60730-1<br />UL 60730-2-9<br />IEC 61000-4-2<br />IEC 61000-4-3<br />IEC 61000-4-4<br />IEC 61000-4-5<br />IEC 61000-4-6<br />IEC 61000-4-11<br />UL94 (material V0) |
| Product Certifications | EAC<br />CE<br />cURus<br />CSA<br />RCM | Ambient air temperature for operation | -4…149 °F (-20…65 °C) UL 60730-1<br />-4…140 °F (-20…60 °C) horizontal UL 60730-1 |
| Ambient Air Temperature for Storage | -22…158 °F (-30…70 °C) | Relative humidity | 5…95 % non-condensing |
| IP degree of protection | IP20 | Pollution degree | 2 |
| Operating altitude | 0...6561.68 ft (0...2000 m) |
Specifications may be subject to change without notice
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