Digital Calibrator, buy ETX-1812,RTD Calibrator,Handheld Calibrator,Calibrator RTD,0.05% Accuracy on China Suppliers Mobile

Product Details

Specifications

It allows you to measure voltage, resistance, and RTD.
Manual stepping, automatic stepping, 0~100% phase step and ramp output.

Features and Benefits

It allows you to measure voltage, resistance, and RTD.
Outputs resistance, simulation of RTD.
Manual stepping, automatic stepping, 0~100% phase step and ramp output.

Summary of Source and Measure Functions

Function	Measure	Source
DC V	0~30V	Not available
Resistance	0~3200Ω	0~3200Ω
RTD	Pt100, Pt1000, Cu50, Cu100	Pt100, Pt1000, Cu50, Cu100
Others	Stepping output, ramp, phase step output, user-defined range

Specifications

Specifications are based on a one year calibration cycle and apply from +18°Cto +28 °C unless stated otherwise. All specifications assume a 10 minute warmup period.

1,DC Voltage Measurement

Range	Maximum measurement range	Resolution	Accuracy (% of reading + Count)
			ETX-1812	ETX-2012
30V	0V~31V	0.001V	0.05+2	0.02+2
-10°C~18°C,+28°C~55°C temperature coefficient,±0.005%FS/°C. Input resistance: >1MΩ.

2,Resistance Measurement

Range	Maximum measurement range	Resolution	Accuracy (Ω)
			ETX-1812		ETX-2012
			2-wire, 3-wire	4-wire	2-wire, 3-wire	4-wire
400Ω	0~440Ω	0.01Ω	0.25	0.15	0.15	0.10
3200Ω	420Ω~3600Ω	0.1Ω	1.5	1.0	1.0	0.5
-10°C~18°C,+28°C~55°C temperature coefficient,±0.005%FS/°C. Exciting current during measurement: 400Ω:1.0mA±10%; 3200Ω:0.2mA±10%; Two-wire: Conductor resistance is excluded from errors. Three-wire: Matching test line should be used. The total resistance of conductor should not be larger than 25Ω.

3,Resistance Output

Range	Maximum output range	Resolution	External exciting current	Accuracy (Ω)
				ETX-1812	ETX-2012
400Ω	0~440Ω	0.01Ω	0.4mA~4.0mA	0.25	0.15
3200Ω	400~3600Ω	0.1Ω	0.1mA~0.5mA	1.0	0.50
-10°C~18°C,+28°C~55°C temperature coefficient,±0.005%FS/°C.

4,RTD

Graduation	Range	Resolution	Accuracy (°C)
			ETX-1812			ETX-2012
			2-wire 3-wire	4-wire	Output	2-wire 3-wire	4-wire	Output
Pt100	-200°C~850°C	0.1°C	0.7	0.4	0.7	0.4	0.3	0.3
Pt1000	-200°C~650°C		0.4	0.3	0.3	0.3	0.15	0.15
Cu50	-50°C~150°C		1.2	0.8	0.8	0.8	0.5	0.5
Cu100	-50°C~150°C		0.7	0.4	0.4	0.4	0.25	0.25
As for exciting current during measurement, please refer to resistance measurement function. As for allowable external exciting current during output, please refer to resistance output function. 2-wire: Does not include lead resistance. 3-wire: Assumes matched leads with a total resistance not exceeding 25Ω.