OMEGA CL309A Handheld 4 to 20 mA Current Loop Calibrator with 24 V Loop Power

Noise: ± 0.005 mA of reading

Width: 7.62 cm

Height: 4.06 cm

Length: 14.3 cm

Weight: 12.1 oz

Battery life: 30 hr

Display Type: LCD

Miscellaneous: Low battery indication with nominal 1 hour of operation left; over-voltage protection to 135 vrms (rated for 30 seconds) or 240 vrms (rated for 15 seconds); high contrast graphic liquid crystal display with 10.5 mm (0.413") high digits

Measuring Range: Ranges and Resolution (Source): 0.00 to 24.00 mA full span or -25.0 to 125.0% of 4 to 20 mA; Current (Read mA): 4 to 20 mA; Current Note: 0.00 to 52.00 mA full span OR -25.0 to 300.0% of 4 to 20 mA; Voltage Burden (Read mA): 2V at 50 mA; Battery Life (Read mA): 125 hr; Ranges (Voltage Read): -99.99 to 99.99 Vdc full span (FS); Input Resistance (Voltage Read): >2 MΩ; Battery Life (Voltage Read): >125 hr

Relative Humidity: 10% ≤RH ≤90% (0 to 35°C), non-condensing,10% ≤RH ≤70% (35 to 60°C), non-condensing

Supply Power Note: 4 “AA” alkaline (included) 1.5V (Duracell MN1500 or equivalent); optional 120 Vac 50/60 Hz AC adaptor available; NiMh rechargeable battery kit available

Loop Supply Limits: Compliance Voltage: 24 Vdc @ 20 mA; Drive Capability: 1200 Ω at 20 mA for 15 hours nominal

Temperature Effect: ± 0.005%/°C of FS (*) These are internal calibrated cardinal reference points and source/power and measure 2-wire transmitter

Battery Size and Type: Alkaline AA

Overcurrent Protection: 24 mA DC

Storage Temperature, Max: 60 °C

Storage Temperature, Min: -30 °C

Measurement Accuracy Note: Accuracy (Source): EZ check(s) at 4 and 20 mA(*) ±0.025% at 4.00 mA and 20.00 mA (±0.005 mA) 0.0 to 24.00 mA ±0.05% of 24.00 mA (±0.01 mA); Accuracy (Read mA): Accuracy: Below 24.01 mV: ±0.05% of 24.00 mA (±0.01 mA) Above 24.00 mV: ±0.05% of 52.00 mA (± 0.02 mA); Accuracy (Voltage Read): ± 0.05% of FS; Temperature Effect (Voltage Read): ±100 ppm/°C of FS

Operating Temperature, Max: 60 °C

Operating Temperature, Min: -20 °C

2-Wire Transmitter Simulate: Voltage Burden (2-Wire Transmitter): 2 V at 20 mA; Overload/Current Limit Protection (2-Wire Transmitter): 24 mA; Loop Voltage Limits (2-Wire Transmitter): 2 to 100 Vdc (fuse-less protected from reverse polarity connections); Battery Life (2-Wire Transmitter): 125 hr

Datasheet