Yokagawa 2422 Portable Calibrator Instruction Manual

VOLTAGE/CURRENT STANDARDS 2422
Portable Calibrator

2422
257 X 182 X 40 mm 1.2 kg
(10-1/8 X 7-1/4 x 1-5/8″ 2.7 Ibs}
The 2422 is capable of generating DC V, DC mA and emf, and displays both generation and measurement values on its LCD display unit.

SIMULTANEOUS DISPLAYS OF OUTPUT SUPPLY AND INPUT MEASUREMENT
COMPACT AND LIGHTWEIGHT m AUTO-STEPPING OUTPUT & OUTPUT DIVIDING FUNC- TIONS
DIRECT THERMOMETER CALIBRATION
BUILT-IN Ni-Cd BATTERY/AC POWER OPERATION

Contents hide

1 AVAILABLE MODELS

2 SPECIFICATIONS

3 Documents / Resources

3.1 References

4 Related Posts

AVAILABLE MODELS

Model		Description
		AC Adapter	Corresponding TC emf
242211	120 V			ANSI
242212	220 to 240 V			ANSI
242221	220 to 240 V			DIN

SPECIFICATIONS

SettingTime: Approx. 1s
Divided Output: Output = set value X n/m, m (no, of divisions) $15, n=0,1,2..m
Set-Value Memory: 20 steps (10 steps X 2, excluding polarity signal) Auto Step: n/m and memory channel automatic feed, step time… 2,5, , 20s
Output Monitor: Load current monitor at 1, 10 and 30 V ranges (ac- aay? mA), load voltage monitor in 20 mA range (accuracy +0.2 V
Output Limiter: Activated under load of more than maximum output (manual return)
Output Setting: 4-digit UP/DOWN
Display: 4-1/2 digit LCD
RJC Sensor Measuring Range: —10 to +50°C, 14 to 122°F (accuracy in combination with 2422 … +0.5°C at 23£5°C, +1°C at —10 to 50°C)
Dielectric Strength: 500 V DC for one minute between input and output terminal
Power Source: AC adapter/internal Ni-Cd batteries
Optional Accessories: RJC sensor (B9638CR), terminal block (B9638BM)
Accessories Supplied: AC adapter, output and measuring cables (1 pc. each), carrying case

	Range		Generating and Measuring ranges	Accuracy (23±5°C)*¹	Resolution	Max. Output	Description
Generation Ranges	30 V 10 V 1 V 100 mV		0 (0 =36.00 V Oto±12.000 V 0 to ±1200.0 mV 0 to ±120.00 mV	± (0.05% of rdg + 0.06% of range) ± (0.05% of rdg + 0.02% of range) ± (0.05% of rdg + 0.02% of range) ± (0.1% of rdg + 0.02% of range)	10 mV 1 mV 100 AV 10 ILV	Approx. 5 mA Approx. 20 mA Approx. 20 mA	—
							Internal resistance approx. 5 Ω
	TC	K	-200.0 to +1370.0°C, -328.0 to 2502°F	± (0.1% of rdg + 0.5°C), (0.1% of rdg +2^°F)*²	0.1 °C, 1°F	—	Internal resistance approx. 5 Ω
		E	-200.0 to 700.0°C, -328.0 to 1292°F	± (0.1% of rclg + 0.5°C), ±(0.1% of rdg + 1.0°F)*²	0.1°C, 0.2°F
		J	-200.0 to +1000.0°C, -328 to 1832°F
		T	-200.0 to +400.0°C, -328 to 752°F
		R	0 to +1600°C, 32 to 3216°F	± (0.1% of rdg + 1.5°C), ± (0.1% of rdg +2.7°F)*²	1c C, 1e f
			-40 to 0°C, -40 to 32°F	± (0.1% of rdg +3°C), ± (0.1% of rdg +5.4°F)
	20 mA		0 to ±24.00 mA	± (0.1% of rdg +0.1% of range)	10 liA	Approx. 12 V	—
	Reference resistance		100 0	± 0.2%	—	—	—
Measuring Ranges	30 V 10 V 1 V		± 36.00 V ± 11.999 V ± 1199.9 mV	± (0.1% of rdg + 2 digits)	10 mV 1 mV 100µV	—	Input resistance approx. 1 MΩ

*1 Voltage drop due to the load current through the attached lead is not included (lead resistance is about 0.08 9).
* 2 Accuracy of TC range does not include the error of RJC.