Wholesale China Cheap price 4-20ma Calibrator - ET2712 Portable RTD Calibrator – Zhongchuang Supplier and Factory

China Cheap price 4-20ma Calibrator - ET2712 Portable RTD Calibrator – Zhongchuang

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China Cheap price 4-20ma Calibrator - ET2712 Portable RTD Calibrator – Zhongchuang Detail:

¤ Accuracy:0.02% or 0.05%

¤ Measure output temperature of thermal resistance

¤ May simulate output of thermal resistance

¤ Automatic identification of three-wire or four-wire connection mode

¤ Perfect performance on waterproof protection: IP67 grade

¤ In case of connecting 220V with automatic over voltage protection function.

¤ With manual stepping, automatic stepping and 0 ~ 100% output of phase step and ramp function

¤ LED with white backlight

Function	Range	Accuracy(% Reading+counts)
Function	Range	ET2712A	ET2712B
DC V	0~30.000V	0.02%+2	0.05%+2
Resistance (2 wires, 3wires)	0.00Ω~440.00Ω	0.15Ω	0.25Ω
Resistance (2 wires, 3wires)	400..00Ω~3200.00Ω	1.0Ω	1.5Ω
Resistance （4wires)	0.00Ω~440.00Ω	0.1Ω	0.15Ω
Resistance （4wires)	400..00Ω~3200.00Ω	0.5Ω	1.0Ω
RTD	Pt100，Pt1000, Cu50， Cu100

Function	Range	Accuracy(% Reading+counts)
Function	Range	ET2712A	ET2712B
Resistance	10.00Ω~440.00Ω	0.15Ω	0.25Ω
Resistance	400.0Ω~3200.0Ω	1.0Ω	1.5Ω
RTD	J,K,T,E,R,S,B,N

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4-20ma Calibrator