Mounting

Snap-mounting on a TH 35 DIN rail compliant with IEC 60715 or screw-mounted with additional push-in lugs

Display

"Ready" LED:

• Continuous light: "Ready"
• Flashing light: "No connection to the basic unit"

Connectors for temperature sensors

Connections for four temperature sensors with a shield connection

Interfaces

Number

2

Connection options

The TM temperature module has interfaces for the following system modules:

• Basic device
• Expansion modules (digital module DM, current measuring module IM, current/voltage measuring module UM, decoupling module DCM)

Typical current consumption from system interface

20 mA

Sensor circuit

Connection type

2-wire or 4-wire connection

Number of analog inputs

• 2-wire connection: 4
• 4-wire connection: 2

Maximum electric strength

15 V

Conversion time for 4 channels

< 600 ms

Measuring principle

Integrating

Resolution of the temperature value

Noise suppression

50 Hz / 60 Hz

Typical sensor circuit

• Pt100/Pt1000: 210  A

Wire-break detection

Yes

Measuring range

• Pt100 / Pt1000: 0 … +400 °C
• TC type J, K, L: 0 … +400 °C

Measuring accuracy at an ambient temperature of 20°C

• Pt100: Typ. ± 1 °C, max. ± 1.3 °C
• Pt1000: max. ± 1 °C
• TC type J, K, L: max. ± 1 °C

Deviation at an ambient temperature of 20 °C as a percentage of the measuring range

0.05% per °C

Offset due to temperature drift (typical)

< 0.1 °C/°C change in ambient temperature

Measured value deviation due to temperature drift (typical)

< 11.5 ppm/°C change in ambient temperature

Isolation between channels

Functional isolation, max. voltage difference ±1 V

Isolation from SIMOConnect

Electrical isolation, isolating voltage 500 V DC

Connections

Tightening torque

Torque:

0.8 … 1.2 Nm (7 … 10.3 lb.in)

Conductor cross-sections

• Single-core:

• 2 x (0.5 … 2.5 mm²)
• 1 x (0.5 … 4 mm²)
• 2 x AWG 20 ... 14
• 1 x AWG 20 ... 12

• Finely stranded with end sleeve:

• 2 x (0.5 ... 1.5 mm²)
• 1 x (0.5 ... 2.5 mm²)
• 2 x AWG 20 ... 16
• 1 x AWG 20 ... 14