TM171OB22R
Product ID:33854
Updated: 2026/4/4

Key Features
- 1Automate complex industrial processes with advanced capabilities. 2、Ensure high reliability and durability in harsh operating environments. 3、Integrate easily with existing control systems for seamless operation. 4、Enhance performance using advanced, optimized control algorithms. 5、Rely on durable construction with long-lasting, robust components.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Modicon M171/M172 | Product or Component Type | Controller |
| Product Specific Application | HVAC and pumping solution | Variant | Programmable |
| Total inputs/outputs | 22 | Discrete input number | 6 |
| Discrete output number | 1 open collector<br />3 relay outputs SPST with same common<br />2 relay outputs SPST with independent common | Discrete output current | 2 A relay |
| Analogue input number | 2 configurable<br />3 analog input NTC | Analogue output number | 3 voltage 0...10 V<br />2 PWM/PPM 20 kHz, 12 V, 35 mA |
| Number of port | 1 LAN expansion bus | Input/output number | 5 analog output<br />6 digital input<br />5 analog input<br />6 digital output |
| Discrete input logic | Sink or source (positive/negative) | Contacts usage | Volt-free contacts |
| Analogue input type | voltage 0...5 V ratiometric)<br /> voltage 0...10 V<br />NTC temperature probe - 50...100 °C 0.1 °C<br /> current 0...20 mA/4...20 mA<br /> voltage 0...1 V | Sensor power supply | 12 V DC 85 mA<br />5 V DC 20 mA |
| [Us] rated supply voltage | 24 V<br />12...24 V AC | Power consumption in W | 4 W 100...240 V AC |
| Realtime clock | Built-in clock at -4…131 °F (-20…55 °C) | Display type | Without Display |
| Overvoltage category | II | Mounting Support | DIN rail |
| Width | 2.8 in (70.2 mm) | Height | 3.4 in (87 mm) |
| Depth | 2.4 in (61.6 mm) | Net Weight | 0.42 lb(US) (0.19 kg) |
| Directives | 86/188/EEC - physical agents (noise) directive<br />2006/95/EC - low voltage directive | Standards | EN/IEC 60730 |
| Product Certifications | EAC<br />CSA<br />cURus<br />CE | Ambient air temperature for operation | -4…131 °F (-20…55 °C) UL 60730-1 |
| Ambient Air Temperature for Storage | -40…185 °F (-40…85 °C) | Relative humidity | 10…90 % non-condensing |
| IP degree of protection | IP20 | Pollution degree | 2 |
Specifications may be subject to change without notice
