Eltec Cables And Instruments
Rajkot, Gujarat
GST No. 24AADFE1261G1ZY
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FAQs - FREQUENTLY ASKED QUTESTIONS
1) What is the difference between thermocouple grade, extension grade, and compensating grade cable?
THERMOOCUPLE GRADE CABLE is made from actual thermocouple alloy & has got a very high accuracy and is normally used to build the thermocouple junction for flexible wire thermocouples. ELTEC offer thermocouple grade cables for J, K, T, E & N type of thermocouple. Suffix with t
🔎 Quick Comparison Table
Feature | Thermocouple Grade (t) | Extension Grade (x) | Compensating Grade (c) |
Conductor | Same alloy | Same alloy | Different alloy |
Thermocouple Calibration | K, J, T, E, N | K, J, T, E, N | R, S, B, K |
Temperature Range | Full range (up to 1000°C+) | Up to ~200–250°C | Up to ~150–200°C |
Accuracy | Highest | Medium | Lower |
Used for sensor tip | YES | NO | NO |
Used for signal extension | Rare | YES | YES |
Cost | Expensive | Moderate | Economical |
2. What are the different types of thermocouple cables available?
Common types include:
Type K
Type J
Type T
Type E
Type N
Type R/S/B (noble metal types)
3) How to select the right thermocouple cable?
Consider:
Thermocouple type (K/J/T etc.)
Temperature range
Environment (oil, moisture, chemicals)
Mechanical protection (braided/armoured)
Noise interference
4) Do thermocouple cables comply any specific standards?
Yes, we manfuacture THERMOCOUPLE CABLES as per IEC 60584 / ASTM E 230 & ANSI MC96.1.
5) What tolerance class is available?
Class 1 / Class 2 as per IEC Tolerance Calss EN 60584-2, JIS 1602
Special / Standard Grade as per Amercial Limits of Error ASTM E 230 - ANSI MC 96.1
6) Do you provide calibration certificate or test report?
Yes, we do provide calibration certifice as per your request