Omega Engineering CL531 manual General Specifications

Specifications

General Specifications:

(Unless otherwise indicated all specifications are rated from a nominal 23 °C, 70 % RH for 1 year from calibration)

Operating Temperature Range		-20 to 60 °C (-5 to 140 °F)
Storage Temperature Range		-30 to 60 °C (-22 to 140 °F)
Relative Humidity Range	10 % ≤RH ≤90 % (0 to 35 °C), Non-condensing
	10 % ≤RH≤ 70 % (35 to 60 °C), Non-condensing
Battery		2 AA Alkaline
Miscellaneous		Low battery indication with nominal 1 hour of operation left
		Over-voltage protection to 120 Vrms (rated for 30 seconds) or 240 Vrms (rated for 15
		seconds)
		Bar graph display with 1% resolution of 4-20 mA signal scale
		High contrast graphic liquid crystal display with 0.45” (11.4 mm) high digits
Common Specifications for all current modes
Ranges		0.00 to 24.00 mA, 25.0 to 125.0% of 4-20 mA
Accuracy		≤ ± (0.05 % of Reading + 0.01 mA)
Temperature effect		≤ ± 50 ppm/°C of Range
Resolution(s)		0.01 mA and 0.1 %
Source/Power and Measure 2-Wire Transmitter Specifications:
Loop compliance voltage		≥ 15 Volts or ≥ 24 Volts
Loop drive capability		1200 Ω at 20 mA for entire battery life @ 24 Volts
		600 Ω at 20 mA for entire battery life @ 15 Volts
Read mA Specifications:
Voltage burden		≤ 1V at 20 mA
Overload/Current limit protection		nominal ≤24 mA
Battery life		Typical ≥ 40 Hours
2-Wire Transmitter Simulation Specifications:
Voltage burden		≤ 2V at 20 mA
Overload/Current limit protection		nominal ≤ 24 mA
Loop voltage limits		2-42 VDC
Miscellaneous		Open loop or out of compliance conditions are indicated by appropriate error display
		Battery life ≥ 40 hour typical

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