PIECAL Automated Thermocouple Calibrator
With the PIECAL 422 you can check and calibrate all your thermocouple instruments and measure thermocouple sensors.
Features
- Easy to use: Check and calibrate all your thermocouple instruments and measure thermocouple sensors
- Source and Read Fourteen T/C Types plus mV
- Carry it without worry: Comes protected with a rubber boot and rugged, low profile switches.
- Calibrate directly in temperature (°C &°F)
- Fast calibration with automatic output stepping
- Compatible with ALL process instruments
- Trouble shoot sensor connections and find broken wires or corroded connections
- Calibration Lab Accurate & Stable
- Perform Heat Treating Uniformity Surveys and System Accuracy Tests
Specifications
- Accuracy: ±(0.008% of Reading + 0.006 mV)
- Cold Junction Compensation: ±0.09°F (±0.05°C) – Thermistor traceable to NIST for 11 years
- Millivolt Range: -13.000 to 80.000 mV
- Operating Temperature Range: -25 to 60°C (-10 to 140°F)
- Temperature Effect: ? ±50 ppm/°C; Cold Junction Sensor ? ±25 ppm/°C
- Relative Humidity Range: 10 % ?RH ?90 % (0 to 35°C), Non-condensing; 10 % ?RH? 70 % (35 to 60°C), Non-condensing
- Size: 5.63 x 3.00 x 1.60″
- Weight: 12.1 ounces (including boot & batteries)
- Batteries: Four “AA” Alkaline 1.5V (LR6)
- Battery: Life 50 Hours
- Optional NiMh Rechargeable battery kit: 120 VAC for North America Only; charger, four NiMh batteries, AC & DC cords [Part 020-0103]
- Low Battery: Indication with nominal 1 hour of life left
- Protection against misconnection: Over-voltage protection to 60 V dc (rated for 30 seconds)
- Display: High contrast graphic backlight LCD
- Input Impedance:> 10 Megohms
- Open Thermocouple Threshold: 10,000 Ohms nominal
- Open Thermocouple Pulse: <10 microamp pulse for 300 milliseconds
- Normal Mode Rejection: 50/60 Hz, 50 dB
- Common Mode Rejection: 50/60 Hz, 120 dB
- Output Impedance: <0.3 Ohms
- Source Current:> 20 mA (drives 80 mV into 10 Ohms)
- Noise: ? 4 microvolts p-p for frequencies of 10 Hz or below
