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TWI-TXX Two-Wire Isolated Thermocouple Transmitter
Brand: Pribusin, IncThe TWI-TXX is an isolated two wire thermocouple transmitter that comes in a small, explosion proof housing compatible package. It has easily accessible screw terminals and is built into a rugged housing. The many different Thermocouple types and ranges allow it to be used in a great variety of temperature measurement applications.
Upscale protection is standard on all units unless downscale protection is specified.
Features- High Input to Output Isolation (800 VAC Test)
- Small Size - Fits in Standard Explosion Proof Housing
- Industry Standard 4-20 mA Output
- Standard Ranges for Type J,K,E,T,S,R
- Special Ranges and other Types available
- Cold Junction Compensated
- Standard Upscale Protection on all Units
- Wide Operating Range (12 to 60 VDC)
- High Noise Rejection
- CSA and NRTL Approved (LR 51078)
Specifications
Brand
Accuracy, Linearity
- ± 0.2 % Max., ± 0.1 % Typical (Linear with Temperature for Most Ranges)
Drift at 25° C
- 24 Hours: ± 0.1 %, 30 Days: ± 0.2 %
Input Impedance
- 1 Megaohm Min.
Isolation
- 800 Vac (Test)
Operating Power
- 12 to 60 Vdc
Operating Temperature
- -20° to + 50° C
Response Time
- 100 milliseconds to 63 % of Final Value, 400 milliseconds to 99 % of Final Value
Span Drift
- ± 0.025 % Per °C
T/C Compensation
- Cold Junction Compensation
Temperature Effects
- ± 0.025 % Per °C
Zero Drift
- 1 UV Per mV Offset Per °C or 1 UV Per °C, whichever is greater