TM168B23S
Product ID:33721
Updated: 2026/4/4
Key Features
- 1Ensure continuous operation with a high-reliability design. 2、Fit into tight spaces using a compact industrial form factor. 3、Protect systems with advanced arc fault safety features. 4、Meet global compliance via IEC and UL certifications. 5、Simplify setup with an intuitive user interface.
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Range of Product | Modicon M168 logic controller | Product or Component Type | Base controller |
| Product Specific Application | For solutions | Variant | Programmable |
| Communication port protocol | Modbus | Input/output number | 7 discrete input<br />5 configurable analog input<br />8 discrete output<br />1 dedicated PWM output<br />2 configurable analog output |
| Discrete input number | 7 | Discrete input logic | Sink or source (positive/negative) |
| Discrete input voltage | 24 V | Discrete input voltage type | AC/DC |
| Sensor power supply | 4.4…5 V DC<br />18…36 V DC | Voltage state 1 guaranteed | > 15 V discrete input |
| Voltage state 0 guaranteed | <= 10 V discrete input | Input impedance | Discrete input <= 10 kOhm |
| Network frequency | 50-60 Hz +/- 3 Hz discrete input | Discrete output number | 5 8 mA)<br />3 5 mA) |
| Contacts type and composition | 7 NO discrete output<br />1 C/O discrete output | Minimum load | 10 mA 12 V |
| Discrete output current | 8 mA relay output<br />5 mA relay output | Load current | 8 A 5...30 V DC<br />8 A 24...250 V AC<br />5 A 5...30 V DC<br />5 A 24...250 V AC |
| Mechanical durability | 10000000 cycles relay output | Electrical durability | 120000 cycles DC-12 8 A 30 V, 2 A<br />6000 cycles DC-13 8 A 24 V, 2 A 300 ms<br />300000 cycles AC-12 8 A 250 V, 2.5 A<br />6000 cycles AC-15 8 A 250 V, 3 A, cos phi = 0.3<br />120000 cycles DC-12 5 A 30 V, 2 A<br />200000 cycles DC-13 5 A 24 V, 1 A 48 ms<br />300000 cycles AC-12 5 A 250 V, 2.5 A<br />50000 cycles AC-15 5 A 250 V, 3 A, cos phi = 0.4 |
| Operating rate in Hz | 10 Hz - off load discrete output 8 mA<br />0.1 Hz - operating current discrete output 8 mA<br />20 Hz - off load discrete output 5 mA<br />0.1 Hz - operating current discrete output 5 mA | Response time | 10 ms closing discrete output 8 mA<br />5 ms opening discrete output 8 mA<br />8 ms closing discrete output 5 mA<br />4 ms opening discrete output 5 mA |
| Analogue input number | 5 | Analogue input type | Voltage 0...10 V or 0...5 V ratio 0.01 V<br />Current 0...20 mA/4...20 mA 0.01 mA<br />Temperature probe -50...+120 °C 0.1 °CNTC<br />Temperature probe -50...+150 °C 0.1 °CPTC<br />Temperature probe -100...+200 °C 0.5 °CPt 1000 |
| Analogue output number | 2 | Analogue output type | Voltage 0...10 V 0.01 V<br />Current 0-20 mA or 4-20 mA 0.05 mA |
| Load impedance ohmic | >= 1000 Ohm voltage<br />40...300 Ohm current | Absolute accuracy error | -5 %...+2 % of full scale 1...5 kOhm analog output voltage<br />+/- 2 % of full scale > 5 kOhm analog output voltage<br />+/- 3 % of full scale analog output current<br />+/- 0.5 % of full scale analog input |
| LSB value | 10 mV analog output voltage<br />0.02 mA analog output current<br />0.07 °C analog input NTC<br />0.5 °C analog input Pt 1000<br />5 mV analog input voltage<br />0.01 mA analog input current | Communication Service | Open collector synchro on AC power supply |
| Protection type | Reverse polarity protection analog input voltage<br />Overload protection analog output voltage<br />Reverse polarity protection power supply | [Us] rated supply voltage | 20...40 V DC<br />24 V AC |
| Supply voltage limits | 20.4…27.6 V | Network Frequency | 50/60 Hz |
| Network frequency limits | 47…63 Hz | Immunity to microbreaks | 10 ms |
| Maximum power consumption in W | 22 W | Power consumption in VA | 30 VA 24 V |
| Memory capacity | 544 kB | Realtime clock | With clock, clock drift <= 30 s/month |
| Data backed up | Date and hour internal battery, 3 days | Number of port | 1 Modbus RJ45 slave 1.2...57.6 kbit/s<br />1 Modbus RJ45 master/slave 1.2...57.6 kbit/s<br />1 expansion bus terminal block master/slave |
| Electrical connection | Analog input AI1 to AI5, GND, +5 V, 24 V) 9 1 removable screw terminal block<br />Discrete input DI1 to DI7, COM) 8 1 removable screw terminal block<br />Fan output FAN+, FAN-) 2 1 removable screw terminal block<br />Expansion bus +24 V, GND, CAN-, CAN+) 5 1 removable screw terminal block<br />Power supply L/+, N/-) 2 1 removable screw terminal block<br />Discrete output NO1 to NO3, COM 1-2, COM 3) 5 1 removable screw terminal block<br />Discrete output NO4 to NO7, COM 6-7, COM 4-5) 6 1 removable screw terminal block<br />Discrete output NO8, NC8, COM8) 3 1 removable screw terminal block<br />Analog output AO1, AO2, GND) 3 1 removable screw terminal block | Maximum cable distance between devices | 2 twisted pair cables <3280.8 ft (1000 m) expansion bus<br /> <98.4 ft (30 m) power supply<br /> <328.08 ft (100 m) embedded sensor PS<br /> <328.08 ft (100 m) analog input<br /> <328.08 ft (100 m) relay digital output<br /> <98.4 ft (30 m) configurable analog output<br /> <3.3 ft (1 m) PWM analog output<br /> <3280.8 ft (1000 m) SL1 bus<br /> <3280.8 ft (1000 m) SL2 bus<br /> <328.08 ft (100 m) isolated digital input<br /> <328.08 ft (100 m) no isolated digital input<br />USB <9.8 ft (3 m) PC programming tool<br />TTL <9.8 ft (3 m) PC programming tool<br /> <98.4 ft (30 m) supply for remote display |
| Display Type | Without Display | Local signalling | for PWR 1 LED (green)<br /> for RUN 1 LED (green)<br /> for alarm status 1 LED (red)<br /> for expansion bus 1 LED (red)<br /> for user 1 LED (red) |
| Mounting Support | 35 mm symmetrical DIN rail | Software Function | Applicatives functions blocks |
| Width | 7.05 in (179 mm) | Height | 5.09 in (129.19 mm) |
| Depth | 2.4 in (61.5 mm) | Net Weight | 1.290 lb(US) (0.585 kg) |
| Standards | EN/IEC 60730-1<br />EN/IEC 61000-6-1<br />EN/IEC 61000-6-3 | Product Certifications | CSA 60730-1<br />UL 60730-1A |
| marking | CE | Ambient air temperature for operation | -4.0000000000…131.0000000000 °F (-20…55 °C) UL<br />-4…149 °F (-20…65 °C) |
| Ambient Air Temperature for Storage | -22…158 °F (-30…70 °C) | Relative humidity | 5…95 % without condensation |
| IP degree of protection | IP20<br />IP40 front face: | Pollution degree | 2 |
| Overvoltage category | III | Operating altitude | 0...6561.68 ft (0...2000 m) |
| Storage altitude | 0.0000000000…10000.0000000000 ft (0…3048 m) | Vibration resistance | 3.5 mm constant amplitude 5…8.4 Hz)<br />1 gn constant amplitude 8.4…150 Hz) |
| Shock resistance | 15 gn 11 ms |
Specifications may be subject to change without notice