MEWOI24,25 High accuracy Portable Handheld Process Pressure Calibrator

General Specification

Project		Model Performance parameters	MEWOI 24	MEWOI 25
Source	DC millivolt	Range	-10 ～ 110mV	-10 ～ 110mV
		Accuracy= ±(% of the set value+% of range)	0.02%+0.01%	0.02%+0.01%
		Resolution	1uV	1uV
	DC voltage	Range	-0.1 ～ 11V	-0.1 ～ 11V
		Accuracy= ±(% of the set value+% of range)	0.02%+0.01%	0.02%+0.01%
		Resolution	10uV/0.1mV	10uV/0.1mV
	DC current	Range	0 ～ 22mA	0 ～ 22mA
		Accuracy= ±(% of the set value+% of range)	0.02%+0.02%	0.02%+0.02%
		Resolution	1uA	1uA
	Sink current	Range	0 ～ 22mA	0 ～ 22mA
		Accuracy= ±(% of the set value+% of range)	0.02%+0.02%	0.02%+0.02%
		Resolution	1uA	1uA
		External power supply	5 ～ 28V	5 ～ 28V
	Resistance	Range	0 ～40KΩ	0 ～40KΩ
		Accuracy= ±(% of the set value+% of range)	0.02%+0.02%	0.02%+0.02%
		Resolution	0.01Ω/0.1Ω/1Ω	0.01Ω/0.1Ω/1Ω
	Thermocouple	Range	R/S/K/E/J/T/B/N	R/S/K/E/J/T/B/N
		Accuracy	0.4℃	0.4℃
		Resolution	0.1℃/1℃	0.1℃/1℃
	RTD	Range	Pt100/Pt200/Pt500/ Pt1000/Cu10/Cu50	Pt100/Pt200/Pt500/ Pt1000/Cu10/Cu50
		Accuracy	0.2℃	0.2℃
		Resolution	0.1℃	0.1℃
	Frequency	Range	1Hz ～110KHz	1Hz ～110KHz
		Accuracy	±2words	±2words
		Resolution	0.01Hz/1Hz/0.1KHz/2KHz	0.01Hz/1Hz/0.1KHz/2KHz
	Pulse	Frequency	N/A	1Hz ～10KHz
		Range		1 ～100000cyc
		Accuracy		±2words
		Resolution		1cyc
	Switch	Range	N/A	1Hz ～110KHz
		Accuracy		±2words
		Resolution		0.01Hz/1Hz/0.1KHz/2KHz
	Pressure	Range	N/A	Depends on the pressure module
		Accuracy= ±(% of the set value+% of range)		Depends on the pressure module
		Resolution		5 digit display
Measure	DC millivolt	Range	-5 ～ 550mV	-5 ～ 550mV
		Accuracy= ±( % of Reading+ % of Range)	0.02%+0.01%	0.02%+0.01%
		Resolution	1uV/10uV	1uV/10uV
	DC voltage	Range	-0.5 ～ 55V	-0.5 ～ 55V
		Accuracy= ±( % of Reading+ % of Range)	0.02%+0.01%	0.02%+0.01%
		Resolution	0.1mV/1mV	0.1mV/1mV
	DC current	Range	-5 ～ 55mA	-5 ～ 55mA
		Accuracy= ±( % of Reading+ % of Range)	0.02%+0.01%	0.02%+0.01%
		Resolution	1uA	1uA
	Resistance	Range	0 ～5.5KΩ	0 ～5.5KΩ
		Accuracy= ±( % of Reading+ % of Range)	0.05%+0.02%	0.05%+0.02%
		Resolution	0.01Ω/0.1Ω	0.01Ω/0.1Ω
	Thermocouple	Range	R/S/K/E/J/T/B/N	R/S/K/E/J/T/B/N
		Accuracy	0.7℃	0.7℃
		Resolution	0.1℃/1℃	0.1℃/1℃
	RTD	Range	Pt100/Pt200/Pt500/ Pt1000/Cu10/Cu50	Pt100/Pt200/Pt500/ Pt1000/Cu10/Cu50
		Accuracy	0.3℃	0.3℃
		Resolution	0.1℃	0.1℃
	Frequency	Range	3 Hz～50KHz	3 Hz～50KHz
		Accuracy	±2words	±2words
		Resolution	0.01Hz/0.1Hz/1Hz	0.01Hz/0.1Hz/1Hz
	Switch	Range	N/A	CLOSE/OPEN
	Switch	Threshold	N/A	200 ～300Ω
	Pressure	Range	N/A	Depends on the pressure module
		Accuracy= ±( % of Reading+ % of Range)		Depends on the pressure module
		Resolution		5 digit display
	Continuity beeper	Range	0 ～500Ω	0 ～500Ω
		Accuracy	≤50Ωsound	≤50Ωsound
		Resolution	0.01Ω	0.01Ω
	Loop power supply	Range	24V	24V
		Accuracy	±10%	±10%
		The maximum current	22mA	22mA
Other functions	Backlight		√	√
	Auto Power-off		√	√
	Charging function		√	√
	Room temperature display		√	√
	Battery detection		√	√
	The ramp signal		√	√
	Communication function		RS232 serial communication, can realize remote control instrument by the device driver software.	RS232 serial communication, can realize remote control instrument by the device driver software.
Characteristic
Safety			EN61010-1：2001	EN61010-1：2001
Withstand voltage			The input and output AC350V/1 minutes	The input and output AC350V/1 minutes
Insulation			The input and output DC500V /50MΩ.	The input and output DC500V /50MΩ.
EMC			EN61326-1：2006	EN61326-1：2006
Authentication			CE	CE
Display			Double display on the LCD screen	Double display on the LCD screen
Power supply			4×1.5V AAA Alkaline battery	4×1.5V AAA Alkaline battery
Size			205 × 95 × 42 mm	205 × 95 × 42 mm
Weight			About 500g	About 500g
Standard Quantity Per Carton			10pcs	10pcs
Standard Carton Measurement			395mm385mm260mm	395mm385mm260mm
Standard Carton Cross Weight			12.4Kg	12.4Kg

label: Calibrador de pressão