MEWOI24,25 High accuracy Portable Handheld Process Pressure Calibrator

MEWOI24,25 High accuracy Portable Handheld Process Pressure Calibrator

OEM/ODM Testing Instruments Manufacturer

General Specification

Project                            Model
  Performance
parameters		MEWOI 24MEWOI 25
SourceDC millivoltRange-10 ～ 110mV-10 ～ 110mV
Accuracy= 
±(% of the set value+% of range)		0.02%+0.01%0.02%+0.01%
Resolution1uV1uV
DC voltageRange-0.1 ～ 11V-0.1 ～ 11V
Accuracy= 
±(% of the set value+% of range)
0.02%+0.01%0.02%+0.01%
Resolution10uV/0.1mV10uV/0.1mV
DC currentRange0 ～ 22mA0 ～ 22mA
Accuracy= 
±(% of the set value+% of range)
0.02%+0.02%0.02%+0.02%
Resolution1uA1uA
Sink currentRange0 ～ 22mA0 ～ 22mA
Accuracy= 
±(% of the set value+% of range)
0.02%+0.02%0.02%+0.02%
Resolution1uA1uA
External power
supply		5 ～ 28V5 ～ 28V
ResistanceRange0 ～40KΩ0 ～40KΩ
Accuracy= 
±(% of the set value+% of range)
0.02%+0.02%0.02%+0.02%
Resolution0.01Ω/0.1Ω/1Ω0.01Ω/0.1Ω/1Ω
ThermocoupleRangeR/S/K/E/J/T/B/NR/S/K/E/J/T/B/N
Accuracy0.4℃0.4℃
Resolution0.1℃/1℃0.1℃/1℃
RTDRangePt100/Pt200/Pt500/
Pt1000/Cu10/Cu50		Pt100/Pt200/Pt500/
Pt1000/Cu10/Cu50
Accuracy0.2℃0.2℃
Resolution0.1℃0.1℃
FrequencyRange1Hz ～110KHz1Hz ～110KHz
Accuracy±2words±2words
Resolution0.01Hz/1Hz/0.1KHz/2KHz0.01Hz/1Hz/0.1KHz/2KHz
PulseFrequencyN/A1Hz ～10KHz
Range1 ～100000cyc
Accuracy±2words
Resolution1cyc
SwitchRangeN/A1Hz ～110KHz
Accuracy±2words
Resolution0.01Hz/1Hz/0.1KHz/2KHz
PressureRangeN/ADepends on the pressure module
Accuracy= 
±(% of the set value+% of range)

Depends on the pressure module
Resolution5 digit display
MeasureDC millivoltRange-5 ～ 550mV-5 ～ 550mV
Accuracy=
±( % of Reading+ % of Range)		0.02%+0.01%0.02%+0.01%
Resolution1uV/10uV1uV/10uV
DC voltageRange-0.5 ～ 55V-0.5 ～ 55V
Accuracy=
±( % of Reading+ % of Range)		0.02%+0.01%0.02%+0.01%
Resolution0.1mV/1mV0.1mV/1mV
DC currentRange-5 ～ 55mA-5 ～ 55mA
Accuracy=
±( % of Reading+ % of Range)		0.02%+0.01%0.02%+0.01%
Resolution1uA1uA
ResistanceRange0 ～5.5KΩ0 ～5.5KΩ
Accuracy=
±( % of Reading+ % of Range)		0.05%+0.02%0.05%+0.02%
Resolution0.01Ω/0.1Ω0.01Ω/0.1Ω
ThermocoupleRangeR/S/K/E/J/T/B/NR/S/K/E/J/T/B/N
Accuracy0.7℃0.7℃
Resolution0.1℃/1℃0.1℃/1℃
RTDRangePt100/Pt200/Pt500/
Pt1000/Cu10/Cu50		Pt100/Pt200/Pt500/
Pt1000/Cu10/Cu50
Accuracy0.3℃0.3℃
Resolution0.1℃0.1℃
FrequencyRange3 Hz～50KHz3 Hz～50KHz
Accuracy±2words±2words
Resolution0.01Hz/0.1Hz/1Hz0.01Hz/0.1Hz/1Hz
SwitchRangeN/ACLOSE/OPEN
Threshold200 ～300Ω
PressureRangeN/ADepends on the pressure module
Accuracy=
±( % of Reading+ % of Range)		Depends on the pressure module
Resolution5 digit display
Continuity beeperRange0 ～500Ω0 ～500Ω
Accuracy≤50Ωsound≤50Ωsound
Resolution0.01Ω0.01Ω
Loop power supply
Range24V24V
Accuracy±10%±10%
The maximum current22mA22mA
Other functions

Backlight√√
Auto Power-off√√
Charging function√√
Room temperature display√√
Battery detection√√
The ramp signal√√
Communication functionRS232 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
SafetyEN61010-1：2001EN61010-1：2001
Withstand voltage The input and output AC350V/1 minutes The input and output AC350V/1 minutes
InsulationThe input and output DC500V /50MΩ.The input and output DC500V /50MΩ.
EMCEN61326-1：2006EN61326-1：2006
AuthenticationCECE
DisplayDouble display on the LCD screenDouble display on the LCD screen
Power supply4×1.5V  AAA   Alkaline battery4×1.5V  AAA   Alkaline battery
Size205 × 95 × 42 mm205 × 95 × 42 mm
WeightAbout 500gAbout 500g
Standard Quantity Per Carton10pcs10pcs
Standard Carton Measurement395mm*385mm*260mm395mm*385mm*260mm
Standard Carton Cross Weight12.4Kg12.4Kg


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