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AUTOMATA S.p.A.• Via G. Carducci, 705 • I-21042  Caronno Pertusella (VA)
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I/O MODULE 3 thermocouple inputs

61KZ010248 TCI3

  • Module with 3 thermocouple inputs
  • 3 differential inputs for thermocouples
  • 1 input for external LM335 sensor (cold junction)
  • internal cold junction compensation available
  •  12bit resolution
  • status and diagnostic LEDs

Download Datasheet


General data
Housing dimensions (width x height x depth)22.5 mm x 99.0 mm x 114.5 mm
Weight97 g (without  connections), 116 g (with connections)
Permissible operating temperature+5° to +55°C
Permissible storage and transport temperature-25° to +85°C
Permissible humidity10% to 95%, not condensing
Permissible air pressure (operation)80 to 106 kPa (up to 2000 m above sea level)
Permissible air pressure (storage and transport)70 to 106 kPa (up to 3000 m above sea level)
Degree of protectionIP20 according to IEC 60529
Connection method for connectorsSpring cage terminals
Conductor cross-section (output connector)0.2 to 1.5 mm2 (24 – 16 AWG)
Functional earth connectionTo the DIN rail with spring contact
Mode state visual indicatorsFault (FLT), Status (STS) LED lamps


Power supply
Module power supply5 VDC  and 24 VDC from local  bus


Thermocouple inputs
Number of inputs3,
Input voltage range  (nominal)-2.582 mV ¸ +28.405 mV-2.582 mV ¸ +28.405 mV
Input Resolution12 bit / 7.56533 μV
Input temperature range (thermocouple   J)-53.24°C ¸ +518.04°C
Input temperature range (thermocouple K)-69.85°C ¸ +682.74°C
Input temperature range (thermocouple E)-46.11°C ¸ +393.24°C
Input temperature range (thermocouple R) -50°C ¸ +1768°C
Input temperature range (thermocouple S)-50°C ¸ +1768°C
 Input temperature range (thermocouple  T)-73.35°C ¸ +400°C
Input temperature range (thermocouple B)+50°C ¸ +1820°C
Input temperature range (thermocouple N) -108.52°C  +798.74°C
Input temperature range (thermocouple C)0°C ¸ +1611.47°C
Typical measuring tolerance at 25°Ct.b.d.
Maximum measuring tolerance at 25°C


Maximum error over temperaturet.b.d.
Outputs common potential isolation from GND500 VAC, functional
Isolation between channelsNone
Mode  state visula indicatorsNone


Cold junction input
Input voltage range (nominal)2.227 V ¸ 3.727 V
Input resolution                                                                     12 bit / 366.21 μV / 0.036621°C                                                         
Temperature sensorLM135 / LM235 / LM335
Internal temperature sensorLM335, selectable with jumper on input connector                              
Input temperature range-50.3°C ¸ +99.7°C  
Typical measuring tolerance at 25°C                                               t.b.d.
Maximum measuring tolerance at 25°Ct.b.d.
Maximum error over temperaturet.b.d.
Outputs common potential isolation from GND500 VAC, functional 
Input state visual indicatorsNone


Local busProprietary F3 IOs BUS
Moduli address settingwith rotary switch on front panel
Bus connectionsBy TBUS on  DIN rail
Interface circuitry protections ESD protections
Level of ESD protection±8 kV (IEC 61000-4-2, contact discharge)


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