TM168B23S

Name: TM168B23S
Brand: Schneider
SKU: TM168B23S

The TM168B23S is a programmable 23 IO solution with Modbus connectivity, designed for various industrial applications.

Product ModelTM168B23S

Product ID34184

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature-

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

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 input5 configurable analog input8 discrete output1 dedicated PWM output2 configurable analog output

Discrete input number

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 DC18...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)3 5 mA)

Contacts type and composition

7 NO discrete output1 C/O discrete output

Minimum load

10 mA 12 V

Discrete output current

8 mA relay output5 mA relay output

Load current

8 A 5...30 V DC8 A 24...250 V AC5 A 5...30 V DC5 A 24...250 V AC

Mechanical durability

10000000 cycles relay output

Electrical durability

120000 cycles DC-12 8 A 30 V, 2 A6000 cycles DC-13 8 A 24 V, 2 A 300 ms300000 cycles AC-12 8 A 250 V, 2.5 A6000 cycles AC-15 8 A 250 V, 3 A, cos phi = 0.3120000 cycles DC-12 5 A 30 V, 2 A200000 cycles DC-13 5 A 24 V, 1 A 48 ms300000 cycles AC-12 5 A 250 V, 2.5 A50000 cycles AC-15 5 A 250 V, 3 A, cos phi = 0.4

Operating rate in Hz

10 Hz - off load discrete output 8 mA0.1 Hz - operating current discrete output 8 mA20 Hz - off load discrete output 5 mA0.1 Hz - operating current discrete output 5 mA

Response time

10 ms closing discrete output 8 mA5 ms opening discrete output 8 mA8 ms closing discrete output 5 mA4 ms opening discrete output 5 mA

Analogue input number

Analogue input type

Voltage 0...10 V or 0...5 V ratio 0.01 VCurrent 0...20 mA/4...20 mA 0.01 mATemperature probe -50...+120 °C 0.1 °CNTCTemperature probe -50...+150 °C 0.1 °CPTCTemperature probe -100...+200 °C 0.5 °CPt 1000

Analogue output number

Analogue output type

Voltage 0...10 V 0.01 VCurrent 0-20 mA or 4-20 mA 0.05 mA

Load impedance ohmic

>= 1000 Ohm voltage40...300 Ohm current

Absolute accuracy error

-5 %...+2 % of full scale 1...5 kOhm analog output voltage+/- 2 % of full scale > 5 kOhm analog output voltage+/- 3 % of full scale analog output current+/- 0.5 % of full scale analog input

LSB value

10 mV analog output voltage0.02 mA analog output current0.07 °C analog input NTC0.5 °C analog input Pt 10005 mV analog input voltage0.01 mA analog input current

Communication Service

Open collector synchro on AC power supply

Protection type

Reverse polarity protection analog input voltageOverload protection analog output voltageReverse polarity protection power supply

[Us] rated supply voltage

20...40 V DC24 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/s1 Modbus RJ45 master/slave 1.2...57.6 kbit/s1 expansion bus terminal block master/slave

Electrical connection

Analog input AI1 to AI5, GND, +5 V, 24 V) 9 1 removable screw terminal blockDiscrete input DI1 to DI7, COM) 8 1 removable screw terminal blockFan output FAN+, FAN-) 2 1 removable screw terminal blockExpansion bus +24 V, GND, CAN-, CAN+) 5 1 removable screw terminal blockPower supply L/+, N/-) 2 1 removable screw terminal blockDiscrete output NO1 to NO3, COM 1-2, COM 3) 5 1 removable screw terminal blockDiscrete output NO4 to NO7, COM 6-7, COM 4-5) 6 1 removable screw terminal blockDiscrete output NO8, NC8, COM8) 3 1 removable screw terminal blockAnalog 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 <98.4 ft (30 m) power supply <328.08 ft (100 m) embedded sensor PS <328.08 ft (100 m) analog input <328.08 ft (100 m) relay digital output <98.4 ft (30 m) configurable analog output <3.3 ft (1 m) PWM analog output <3280.8 ft (1000 m) SL1 bus <3280.8 ft (1000 m) SL2 bus <328.08 ft (100 m) isolated digital input <328.08 ft (100 m) no isolated digital inputUSB <9.8 ft (3 m) PC programming toolTTL <9.8 ft (3 m) PC programming tool <98.4 ft (30 m) supply for remote display

Display Type

Without Display

Local signalling

for PWR 1 LED (green) for RUN 1 LED (green) for alarm status 1 LED (red) for expansion bus 1 LED (red) 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 60730-1EN/IEC 61000-6-1EN/IEC 61000-6-3

Product Certifications

CSA 60730-1UL 60730-1A

marking

Ambient air temperature for operation

-4.0000000000...131.0000000000 °F (-20...55 °C) UL-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

IP20IP40 front face:

Pollution degree

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)1 gn constant amplitude 8.4...150 Hz)

Shock resistance

15 gn 11 ms