Description
Product description
- DC current calibrator
- Measurement and generation of mA
- Rechargeable batteries with great autonomy
Key features
- Measurement/Generation with one unique tool
- In anticipation of possible connection or manipulation errors, the measuring circuit is protected against short-circuit and external tensions up to 45Vdc
- Great precision and high resolution
Applications
- Calibration of transmitters 4-20 mA
- Measurement and generation 0-25 mA
Operational temperature: 0 to 50ºC
Temperature coefficient: 0,003% /ºC
Power supply to loop: 24 Vdc (models T220 / T225)
Rechargeable batteries: NiMH
Recharge time: 16 hours
Power supply to batteries charger: 230 V 50 Hz
Display: LCD, 41/2 digits, 10 mm high
Dimensions: 83 x 154 x 36 mm
Weight: 300 g
Generation: Manual or automatic
Step time: Programmable between 1 and 9 seconds
Label: EC
Warranty: 2 years
Signal: 4 – 20mA
Range: 0 – 25mA (generation) -1 – 25mA (measurement)
Input impedance: 10 Ω
Accuracy at 23ºC ± 3ºC: ± 0,015% FS
Uncertainty 1 year: ± 0,05% FS
Resolution: 0,001 (0-20 mA) / 0,01 (20-25 mA)
Function: Active or passive measurement and generation selectable by connection
Autonomy: 150 hours measuring, 11 hours generating 20mA with internal supply