Model 747 High Accuracy Multi-Well Calibration System

Features

Dual high accuracy low and high temperature dry well capable of laboratory as well as field calibration
Two independently controlled metrology wells.
Polished stainless steel cabinet construction.
Small footprint for field use.
Fast cooling time from ambient to –55°C in less than 40 minutes.
Temperature metrology wells permit calibration of RTD, thermocouple and any other temperature sensors at two different controlled temperatures.
Advance block design provides excellent temperature stability in both low and high range.
Designed for metrology laboratories and instrumentation department requirements.
Metrology blocks with 12 wells for up to 36 thermocouple calibrations.

Parameter	Specification
Temperature range	Low temperature Block -50°C to 150°C High temperature Block 40°C to 400°C
Stability	0.002°C at -50ºC to 150°C; 0.003°C at 40°C to 400°C
Cooling Time	40 minutes (from 25°C to –50°C)
Wells	12 wells / 8 mm dia. (other options available)
Immersion Depth	150 mm
Display Resolution	0.01°C
Dimensions	20 in. x 12 in. x 18 in. (508 mm x 660.4 mm x 457.2 mm)
Weight	30 kg
Heater Power	400 Watts
Consumption	10 amp at 120 VAC 60 Hz
Power Line Voltage	120 VAC 60Hz ±10%
Dry Block Material	High Purity Aluminum
Cabinet Construction	Brushed or Polished 304 SS