KYORITSU KEW 3022A Digital Insulation (Continuity Testers)

• Offers rapid response and efficient insulation testing.
• Combines three functions in one device: insulation testing with four voltage ranges, continuity testing, and AC voltage measurement.
• Delivers a 200mA measuring current for continuity tests.
• Includes a comparator function with PASS/FAIL indicators and an audible buzzer.
• Features zero ohm adjustment in the continuity measurement range.
• Equipped with a memory function that can store up to 99 data points.
• The backlight LCD enhances readability in low-light conditions.
• A safety lock system prevents incorrect operations on the 500V and 1000V ranges.
• Complies with safety standard IEC 61010-01 CAT III 600V.

Test Voltage: 50/100/250/500V
Measuring Ranges (Auto Range):
- 4.000/40.00/200.0MΩ for 50/100V
- 4.000/40.00/400.0/2000MΩ for 250/500V
First Effective Measuring Range:
- 0.2 - 20MΩ for 50/100V
- 0.2 - 40MΩ for 250V
- 0.2 - 200MΩ for 500V
Accuracy:
- ±5% at less than or equal to 5MΩ for 50/100/250V
- ±5% at less than or equal to 50MΩ for 500V
Second Effective Measuring Range (Lower):
- 0.110 - 0.199MΩ
Second Effective Measuring Range (Upper):
- 20.01 - 200.0MΩ for 50/100V
- 40.01 - 2000MΩ for 250V
- 200.1 - 2000MΩ for 500V
Accuracy: ±5%rdg±6dgt
Rated Current: DC 1 -1.2mA
Output Short Circuit Current: Maximum of 1.5mA

Ω/Continuity:
Auto Range:
-40.00/400.0Ω
Accuracy: ±2%rdg±8dgt
Output Voltage on Open Circuit:
-5V±20%
Output Short Circuit Current:
-DC220±20mA

Fuse:
Quick-acting ceramic fuse, rated at
-0.5A/600V (Ø6.35×32mm)

AC Voltage:
AC Voltage Range:
-AC20-600V (50/60Hz)
-DC-20--600V/+20-+600V
Accuracy: ±3%rdg±6dgt

Country of Manufacture: Japan