Ametek Jofra CTC-155 Dry Block Calibrator (-25 TO 155 C)

SKU
CTC155
Manufacturer:
JOFRA
JOFRA

Key Features:

  • Temperature range from -25 to 155°C (-13 to 311°F) with 6 models
  • Accuracy to ± 0.2°C and Stability to ± 0.04°C
  • Lightweight and easy to carry
  • Multi-hole and/or insert kits
  • Input for external reference sensor on all C models
  • MVI circuitry ensures stability despite mains supply variations
  • Crisp, full-color display, with improved navigation
  • Auto step function with up to 12 preset temperature points
  • Optimized switch test with automatic up and down test runs
  • Manual calibration using pre-defined temperature points
  • Memory to store up to 5 calibration processes
  • Optional input for reference temperature sensor, to increase the accuracy even more
Product Options:
Special Price $6,046.61 Regular Price $6,292.00

Secured and trusted checkout with

The Ametek CTC-155 is a quick, reliable dry block temperature calibrator that ranges from -25 to 155°C (-13 to 311°F).

 

Temperature
Temperature Range
Temp. @ ambient 23°C / 73° F. . . . . . -25 to 155°C / -13 to 311°F
Temp. @ ambient of 0°C / 32° F. . . . . . -39 to 155°C / -38 ti 311°F
Temp. @ ambient of 50°C / 104° F. . . -7 to 155°C / -19 to 311°F
Accuracy
CTC-155 with internal ref. sensor. . . . . . . . . . . . . . ±0.3°C /±0.54°F
CTC-155 with STS-102. . . . . . . . . . . . . . . . . . . . . . . . . ±0.2°C /±0.36°F
CTC-155 with STS-120. . . . . . . . . . . . . . . . . . . . . . . . . ±0.2°C /±0.36°F
Specification when using the internal reference. (Load 4 mm OD reference
probe in the center of the insert).
Stability
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .±0.04°C / ±0.07°F
Measured after the stability indicator has been on for 10 minutes.
Measuring time is 30 minutes.
Radial Homogeneity (difference between holes)
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.03°C / 0.054°F
Settings
Resolution. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 or 0.1 or 0.01
Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .°C or °F or K
Heating Time
CTC-155. . . . . . . . . . . . . 23 to 155°C / 73 to 311°F. . . 13 minutes
Cooling Time
CTC-155. . . . . . . . . . . . . 155 to 23°C / 311 to 73°F. . . 12 minutes
CTC-155. . . . . . . . . . . . . . 23 to -25°C / 73 to -13°F. . . 16 minutes
Time to Stability (typical)
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 minutes

 

Mains Power
Voltage. . . . . . . . . . . . . . . . . . . . . .115 V (90-127) / 230 V (180-254)
Max Power Consumption. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100 VA
Frequency, US deliveries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60 Hz ±3
Frequency, non US deliveries. . . . . . . . . . . . . . . 50 Hz ±3, 60 Hz ±3

 

Physical Specifications
Dimension L x W x H. 248x148x305 mm / 9.761x5.83x12.01 in
Weight
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5.5 kg / 12.1 lb
Immersion Depth incl. insulation plug
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120 mm / 4.53 in
Well diameter
CTC-155. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26 mm / 1.02 in
Insert Dimensions (diameter x length)
CTC-155. . . . . . . . . . . . . . . . . . . .25,8 mm x 100 mm / 1.01 x 3.9 in

 

Electrical
Switch Input (dry contact)
Test Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Maximum 14 VDC
Test Current. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Maximum 1 mA
Digital Interface
USB 2.0

 

Environmental
Operating Temperature
0 to 50°C / 32 to 122°F
Storage Temperature
-20 to 50°C / -4 to 122°F
Humidity
5 to 90% Rh, non-condensing
Protection Class
IP-10

 

External reference sensor
STS-120-A-915. . . . . . . . . . . . . . . . . . . . . .-25 to 155°C /-13 to 311°F
Accuracy
Hysteresis (@ 0°C / 32°F) . . . . . . . . . . . . . . . . . . . . . . 0.01°C / 0.018°F
Long Term Stability (@ 0°C / 32°F). . . . . . . . . . . . 0.014°C / 0.025°F
Repeatability. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.004°C/ 0.007°F
Sensing element
Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pt100
Response time
STS-120-A: t0.5 (50%) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 sec.
STS-120-A: t0.9 (90%) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 sec.
Dimensions
Diameter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 mm / 0.157 in
Length. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140 mm / 5.51 in
Max. height over calibrator top. . . . . . . . . . . . . . . . .20 mm / 0.79 in

 

External reference sensor
STS-102-A. . . . . . . . . . . . . . . . . . . . . . . . . . .-50 to 155°C /-58 to 311°F
Accuracy
Hysteresis (@ 0°C / 32°F) . . . . . . . . . . . . . . . . . . . . . . 0.01°C / 0.018°F
Long Term Stability (@ 0°C / 32°F). . . . . . . . . . . . 0.014°C / 0.025°F
Repeatability. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.002°C/ 0.0036°F
Sensing element
Type. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pt100
Response time
STS-120-A: t0.5 (50%) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 sec.
STS-120-A: t0.9 (90%) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 sec.
Dimensions
Diameter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 mm / 0.157 in
Length. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 mm / 1.181 in
Cable length. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 m / 3.28 ft

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