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Ametek JOFRA RTC-157: Patent pending DLC, Dynamic Load Compensation system, for perfect temperature uniformity in the insert, Unique intelligent sensors for plug-n-play connection. Range: -45 to 155 C
The new RTC calibrator comes in three different models – A, B, and C.
- • RTC-A reference temperature calibrator
- • RTC-B reference temperature calibrator with input for reference sensor, DLC sensor and sensors-under-test
- • RTC-C reference temperature calibrator with input for reference sensor and DLC sensor
FUNCTIONAL SPECIFICATIONS
Temperature range
RTC-156
@ ambient temp. 0°C/32°F.........-46 to 155°C/-51 to 311°F
@ ambient temp. 23°C/73°F.......-30 to 155°C/-22 to 311°F
@ ambient temp. 40°C/104°F..... -15 to 155°C/ 5 to 311°F
RTC-157
@ ambient temp. 0°C/32°F.........-57 to 155°C/-71 to 311°F
@ ambient temp. 23°C/73°F.......-45 to 155°C/-49 to 311°F
@ ambient temp. 40°C/104°F.....-31 to 155°C/-24 to 311°F
Accuracy (model B & C) with external STS ref. sensor
RTC-156 B & C.......................................... ±0.04°C/±0.07°F
RTC-157 B & C.......................................... ±0.04°C/±0.07°F
12-month period. Relative to reference standard. Specifications
by use of the external JOFRA STS-200 reference sensor
Accuracy with internal reference sensor
RTC-156 A, B & C...................................... ±0.10°C/±0.18°F
RTC-157 A, B & C...................................... ±0.10°C/±0.18°F
Stability
RTC-156................................................±0.005°C/±0.009°F1)
RTC-157................................................±0.005°C/±0.009°F1)
Measured after the stability indicator has been on for 15 minutes.
Measuring time is 30 minutes.
Radial homogeneity (difference between holes)
RTC-156..........................................................0.01°C/0.02°F
RTC-157..........................................................0.01°C/0.02°F
Resolution (user-selectable)
All temperatures .......................1° or 0.1° or 0.01° or 0.001˚
Heating time
RTC-156 -30 to 23°C/-22 to 73°F.................. 4 minutes
23 to 155°C/73 to 311°F............... 15 minutes
RTC-157 -45 to 23°C/-49 to 73°F.................. 7 minutes
23 to 155°C/73 to 311°F................. 8 minutes
Cooling time
RTC-156 155 to 100°C/311 to 212°F............. 4 minutes
100 to 23°C/212 to 73°F................. 8 minutes
23 to -24°C/73 to -11°F................ 15 minutes
-24 to -30°C/-11 to -22°F............. 10 minutes
RTC-157 155 to 100°C/311 to 212°F............. 5 minutes
100 to 23°C/212 to 73°F............... 10 minutes
23 to -30°C/73 to -22°F................ 17 minutes
-30 to -45°C/-22 to -49°F............. 25 minutes
Time to stability (approx.)
RTC-156.............................................................. 10 minutes
RTC-157.............................................................. 10 minutes
Immersion depth
RTC-156........................................................ 160 mm/6.3 in
RTC-157........................................................ 160 mm/6.3 in
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