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Specifications - MasterCool 52251 Operating Manual

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For Thermocouple Calibration
NOTE: Press F4 (EXIT) in Thermocouple Cal 1 Screen to return to MAIN MENU
without saving, or F2 (PT) to calibrate the pressure transducer.
• Insert thermocouple into thermocouple socket.
• Place thermocouple at known temperature and allow temperature to stabilize.
NOTE: Use crushed ice and just enough water to cover and calibrate to 32˚F or 0˚C,
or place thermocouple clamp on a heavy wall copper pipe and clamp a calibrated
meter next to it.
• Use ► and ◄, buttons to highlight unit and ▲ and ▼ buttons to adjust unit value to
input calibration temperature.
• Press F1 (CAL) button.
• If thermocouple has correct reading, press F4 (EXIT) to save.
• If thermocouple reading is off, Press F1 (REDO) to redo the calibration.
For Pressure Transducer Calibration
CAUTION: To calibrate the pressure transducer you will need a source of high-
pressure gas with a highly accurate calibrated gauge. Do not start calibrating the
pressure transducer without it. For best results, calibrate sensor at close to its
maximum value.
NOTE: Press F4 (EXIT) in Pressure Transducer 1 and Pressure Transducer
2 Screens to return to MAIN MENU without saving, or F2 (TC) to calibrate the
thermocouple.
• If in Thermocouple 1 screen, Press F2 (PT) button to display Pressure Transducer
1 screen.
• Two pressures are required, one low and one high. Atmospheric (0) is OK for the
low pressure.
• With the pressure transducer at low pressure, use ► or ◄, buttons to highlight unit
and ▲ or ▼ buttons to adjust unit value to input the low pressure.
• Press F1 (NEXT).
• With the pressure transducer at the high pressure, use ► or ◄, buttons to highlight
unit and ▲ or ▼ buttons to adjust unit value to input the high pressure.
• Press F1 (CAL).
• If pressure transducer reading is correct, Press F4 (EXIT) to save and return to
MAIN MENU.
• If pressure transducer reading is off, press F1 (REDO) to redo the high pressure
setting.

SPECIFICATIONS:

System Analyzer
• Operating Temperature: 0 to 50˚C (32 to 122˚F), humidity <80%
• Storage Temperature: -20 to 50˚C (-4 to 122˚F), humidity <90%
• Dimensions with boot: 191mm x 93mm x 41mm
• Weight: (meter w/ batteries & round vane) 500g
• Temperature Display: ˚F and ˚C
• Pressure Display: PSI and Bar
• Backlit LCD Display
• Low battery indicator
• K-type thermocouple connection
• USB connection
• 6 AA batteries
Round Vane
Temp. Range/Resolution/Accuracy:
• -20 to 60˚C (-4 to 140˚F)
• 0.1˚C (0.2˚F)
• ±0.6˚C (1.1˚F) (-20 to 50˚C (-4 to 122˚F)), ±1.2˚C (2.2˚F) at other range
Humidity Range/Resolution/Accuracy:
• 0.1% to 99.9% RH
• 0.1% RH
• ±3% RH (at 25˚C (77˚F), 10 to 90% RH), ±5% RH at other range
Windspeed Range/Resolution/Accuracy:
• 0.6 to 32 m/s
• 0.1 m/s
• ±2% of full scale
Antenna Type Meter
Temp. Range/Resolution/Accuracy:
• -20 to 60˚C (-4 to 140˚F)
• 0.1˚C (0.2˚F)
• ±0.6˚C (1.1˚F) (-20 to 50˚C (-4 to 122˚F)), ±1.2˚C (2.2˚F) at other range
Humidity Range/Resolution/Accuracy:
• 0.1% to 99.9% RH
• 0.1% RH
• ±3% RH (at 25˚C (77˚F), 10 to 90% RH), ±5% RH at other range
Windspeed Range/Resolution/Accuracy:
6

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