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Temperature Calibrator

CL123 CL125 and CL100MA

Handheld Calibrators | CL123 CL125 and CL100MA

Handheld Calibrators

See All Models Below

  • Simulates Temperature or Process Signals
  • Handheld Temperature Calibrator Model CL123 for Simulation of mA, mV, V, Hz, or Thermocouple type K, J, E, T (in °C or °F) Signals
  • Handheld Thermocouple Calibrator Model CL125 for Simulation of Thermocouple type K, J, E, T, R, S, N, L, U, B, C (in °C, °F or K) Signals
  • Handheld Process Calibrator Model CL100MA for Simulation of 4-20 mA, 0-20 mA, 0-24 mA type Signals
  • Easy Push Button Programming
Precision Calibration Equipment and Ice Point References - View related products


The OMEGA™ CL100 Series are compact, easy-to-use handheld calibrators that provide a precision output signal. Models includes thermocouple calibrators, temperature calibrators, or process calibrators. Units do not read signals. Models are available that specialize in simulating thermocouples, voltage and output signals.

General Specifications
Battery: 9V Alkaline (included)
Displays: 4 and 5 digits
Operating Temperature:0 to 50°C (32 to 122°F)
Storage Temperature:-20 to 60°C (-4 to 140°F)
Operating/Storage Humidity:< 85% relative
Dimensions:88 x 168 x 26 mm (3.5 x 6.6 x 1")
Weight: 330 g (11.6 oz.)

4-20 mA (1K. load, 24 V loop supply)
0-100.00 mV, 0-1.0000 V, 0-12.000 V
K,J,E,T Thermocouples (°C & °F)
Frequency 1-62500 Hz
0-20 mA, 0-24 mA Selectable
0-100% range setting in mA, mV, V, mode
Beeper Warning when Output is Open (mA)
Basic Accuracy: 0.025%
0-24 mA      ±0.025%   ±0.003 mA
0-100 mV    ±0.05%     ±0.03 mV
0-1 V           ±0.05%     ±0.0003 V
0-10 V         ±0.05%     ±0.003 V
K: -200 to 1370, ±0.9°C
J: -100 to 760, ±0.8°C
E: -100 to 700, ±0.7°C
T: -200 to 400, ±0.8°C
Frequency: 1 to 125 Hz, ±0.04 Hz, 126 to 62,500 Hz, ±0.01% ±0.04 Hz (604 Available Frequencies)
Thermocouple Connection:SMP (miniature) type on front
Process Connection:45 cm (18") red and black leads attached to side of unit


11 Types of Thermocouples
°C, °F, K Temperature Scales
Internal/External Temperature Reference
Auto-Ramp and .T Function
Easy Keypad Programming
Basic Accuracy: 0.3°C/0.6°F
Resolution: 0.1°C/0.2°F (K,J,E,T,N,U,L)
0.2°C/0.4°F (R,S,B,C)
K: -200 to 1370°C       R: 0 to 1767°C
J: -200 to 1200°C       S: 0 to 1767°C
E: -200 to 1000°C      B: 600 to 1800°C
T: -200 to 400°C        N: -200 to 1300°C
C: 0 to 2300°C           U: -200 to 600°C
L: -200 to 900°C
Thermocouple Connection:SMP (miniature) type on front

4-20 mA with 1 µA resolution
Auto-Ramp and Easy Step Functions
1-100% Input
0-20 mA, 0-24 mA Selectable
Easy Keypad Programming
0-4 mA0.001 mA0.025% + 10 µA
4-20 mA0.001 mA0.025% + 5 µA
20-24 mA0.001 mA0.025% + 5 µA
Process Connection: 45 cm (18") red and black leads attached to side of unit

(Specify Model Number)
Part Number/Desc.
Quick Ship
Consult Sales  
Multifunction Handheld Temperature Calibrator and Process Calibrator
Quick Ship
Consult Sales  
Handheld, Temperature Calibrator, Thermocouple Calibrator
Quick Ship
Consult Sales  
mA loop calibrator
Quick Ship
Consult Sales  
115 V power supply for CL123 and CL100MA
Quick Ship
Consult Sales  
230 V power supply for CL123 and CL100MA, European Plug
All prices on this site are shown in Thai Baht.
Note: Each unit supplied with rugged carrying case, complete operator’s manual, 9 V battery, external battery pack (without batteries) holds four AA batteries (models CL123 & CL100MA), type K thermocouple (models CL123, CL125), test leads and alligator clip (models CL123 & CL100MA). Units are for simulation (not reading) of temperature or process signals.

Product Manuals:

Download CL100MA - 4-20 mA Loop Calibrator
Download CL125 - Handheld Multifunction Calibrator
Download CL123 - Handheld Multifunction Calibrator
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