TM172OBM18R
Modicon M172 Optimized Blind 18 I/Os, Modbus
- Stock status:
- Call for availability
- Manufacturer:
- Schneider
- Product code:
- TM172OBM18R
Main documents
Related products
| Range of Product | Modicon M171/M172 |
|---|---|
| Product or Component Type | Programmable controllers |
| Product Specific Application | HVAC |
| variant | Programmable |
| Total inputs/outputs | 18 |
| Discrete input number | 2 |
| Discrete output number | 1 relay outputs SPDT with independent common 2 relay outputs SPST with same common 3 relay outputs SPST with independent common |
| Discrete output current | 3 A relay SPST 3 A relay SPDT |
| Analogue input number | 8 configurable by pair |
| Analogue output number | 2 voltage/current 4…20 mA or 0…10 V or PWM (2 kHz) |
| Number of port | 1 CAN port – screw terminal block 1 USB type mini B – USB device port Mini-B 2 RS485 – screw terminal block Modbus serial link or BACnet MS/TP) |
|---|---|
| Input/output number | 2 analog output 6 digital output 8 analog input 2 digital input |
| Discrete input logic | Sink or source (positive/negative) up to 2 kHz |
| Discrete input voltage | 24 V AC/DC |
| Discrete input current | 5 mA AC/DC |
| Input impedance | 10 kOhm |
| Analogue input type | NTC NK103 Beta 3977 temperature probe – 40…137 °C 0.1 °C 10 kOhm at 25 °C) NTC 103AT-2 Beta 3435 temperature probe – 50…110 °C 0.1 °C 10 kOhm at 25 °C) voltage 0…10 V 1 digit > 10 kOhm voltage 0…5 V 1 digit > 20 kOhm absolute or ratiometric) impedance 0…1500 hOhm 1 hOhm 10 kOhm impedance 0…300 daOhm 1 daOhm 1500 Ohm PTC temperature probe – 55…150 °C 0.1 °C 1500 Ohm Pt 1000 temperature probe – 200…850 °C 0.1 °C 1500 Ohm current 0…20 mA/4…20 mA 1 digit < 150 Ohm direct input 10 kOhm Dry contact) |
| Measurement accuracy | 0…20 mA 0…4 mA +/- 2 % of full scale +/- 1 digit 0…20 mA 4…20 mA +/- 1 % of full scale +/- 1 digit 4…20 mA +/- 1 % of full scale +/- 1 digit 0…10 V +/- 1 % of full scale +/- 1 digit 0…5 V +/- 1 % of full scale +/- 1 digit DaOhm 0…300 daOhm +/- 2.5 daOhm NTC NK103 Beta 3977 – 40…+110 °C +/- 1 °C NTC NK103 Beta 3977 110…137 °C +/- 1.9 °C NTC 103AT-2 Beta 3435 – 50…110 °C +/- 1 °C PTC – 55…155 °C +/- 1.1 °C Pt 1000 – 200…-100 °C +/- 10 °C Pt 1000 – 100…-50 °C +/- 2.5 °C Pt 1000 – 50…100 °C +/- 1.5 °C Pt 1000 100…400 °C +/- 2.4 °C Pt 1000 400…850 °C +/- 10 °C HOhm 0…750 hOhm +/- 8.5 hOhm HOhm 750 hOhm…1500 hOhm +/- 24 hOhm |
| Sensor power supply | 5 V DC 40 mA supplied by the controller 24 V DC 100 mA supplied by the controller |
| [Us] rated supply voltage | 24 V +/- 10 % AC 20…38 V DC |
| Power consumption in W | 10 W 24 V AC/DC |
| Realtime clock | Built-in clock, clock drift <= 30 s/month at -4…140 °F (-20…60 °C) |
| Display type | Without Display |
| Overvoltage category | II |
| Local signalling | For programmable 1 LED (red) for programmable 1 LED (yellow) for programmable 1 LED (green) for power 1 LED (green) |
| Mounting Support | DIN rail Panel mounting with accessory |
| Width | 2.8 in (72 mm) |
| Height | 4.3 in (110 mm) |
| Depth | 2.4 in (60.5 mm) |
| Net Weight | 0.37 lb(US) (0.17 kg) |
| Directives | 2014/30/EU – electromagnetic compatibility 2014/35/EU – low voltage directive |
|---|---|
| Standards | EN 60068-2-6 Fc UL 60730-1 IEC 61000-4-3 IEC 61000-4-6 IEC 61000-4-5 IEC 61000-4-4 IEC 61000-4-11 CSA E60730-2-9 CAN/CSA-E60730-1 UL 60730-2-9 EN 60730-1 EN 60068-2-27 EN 60730-2-9 IEC 61000-4-2 UL94 (material V0) |
| Product Certifications | RCM EAC cURus CE CSA |
| Ambient air temperature for operation | -4…140 °F (-20…60 °C) |
| 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) |
| Category | US1PC1222537 |
|---|---|
| Discount Schedule | PC12 |
| GTIN | 3606481284990 |
| Returnability | No |
| Country of origin | US |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 2.953 in (7.500 cm) |
| Package 1 Width | 3.740 in (9.500 cm) |
| Package 1 Length | 5.315 in (13.500 cm) |
| Package 1 Weight | 8.430 oz (239.000 g) |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 15 |
| Package 2 Height | 5.906 in (15.000 cm) |
| Package 2 Width | 11.811 in (30.000 cm) |
| Package 2 Length | 15.748 in (40.000 cm) |
| Package 2 Weight | 8.66 lb(US) (3.930 kg) |
Product Description
TM172OBM18R
The TM172OBM18R is a programmable controller from the Modicon M171/M172 range by Schneider Electric, specifically designed for HVAC applications.

Key Features :
- Range of Product: Modicon M171/M172
- Product or Component Type: Programmable controllers
- Product Specific Application: HVAC control
- Variant: Programmable
- Total Inputs/Outputs: 18
Discrete Inputs and Outputs:
- Discrete Input Number: 2
Discrete Output Number:
- 1 relay output SPDT with independent common
- 2 relay outputs SPST with same common
- 3 relay outputs SPST with independent common
Discrete Output Current:
- 3 A relay SPST
- 3 A relay SPDT
Analogue Inputs and Outputs:
- Analogue Input Number: 8 configurable by pair
Analogue Output Number:
- 2 voltage/current 4…20 mA or 0…10 V or PWM (2 kHz)
Summary
The TM172OBM18R controller utilizes Modbus communication protocol, ensuring robust and reliable data exchange within HVAC systems. Its design emphasizes flexibility and efficiency, making it a suitable choice for optimizing the performance of HVAC applications.
Frequently Asked Questions
What is servo drive in PLC?
✅ Servo motors are crucial devices that generate motion based on specific commands. These sophisticated mechanisms then regulate the speed and direction of the motion by responding to feedback, ensuring precise control. Servo motors are extensively used in applications like robotic arms, where precision, swift response to commands, and exact adherence to position requirements are essential.
Do servos need drivers?
✅ Servo motors typically require a significant amount of current to operate effectively. If the controller or controller board being used with the servo motor cannot supply this necessary current, a driver is essential to provide the required power.
What does a servo driver do?
✅ Servo drives play a crucial role in motion control systems by converting low-power command signals from the controller into high-power voltage and current required by the motor. Depending on the application, a servo drive can precisely regulate and coordinate the motor's desired position, speed, and torque.
What is a PLC Schneider?
✅Programmable Logic Controllers (PLCs), such as the Modicon PLC by Schneider, are essential tools in industrial automation. These controllers are designed to automate specific procedures, machine functions, or entire manufacturing lines, enhancing efficiency and precision in industrial operations.
What does a PLC do?
✅ A Programmable Logic Controller (PLC) is an advanced industrial computer control system. It continuously monitors input device statuses and uses custom programs to make decisions, controlling the state of output devices for efficient industrial operations.
What are the different types of servo drivers?
✅ Discover the Essential Types of Servo Motors: Rotary and Linear
When it comes to Servo Motors, there are primarily two main types: Rotary and Linear. Rotary Servo Motors, the most commonly recognized type, encompass various subtypes such as AC Servo Motors, Stepper Servo Motors, Brush DC Servo Motors, Permanent Magnet Synchronous Servo Motors, and Brushless DC Servo Motors. Each type offers unique advantages suited to different industrial and automation applications.

















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