Kewtech KEW1710 Continuity Tester with Digital Display

• Voltage Tester measuring up to 690V AC/DC
• Displays voltage on LCD display
• Self-Diagnostic test
• Clear Polarity indication
• Single-pole phase indicator
• Phase rotation indicator
• Double moulding gives comfortable grip
• Continuity tester with visual LED and audible buzzer
• Auto-power ON/OFF
• Pen light for illuminating measurement points
• Variable probe Tips, 1.6mmØ, 4mmØ & GS38 options
• Probe cover protects user and probe tips when no in operation 
• Detects voltage even without batteries
• Designed to meet international safety standards IEC 61243-3/IEC 61010-1  
• Measurement Category (CAT.) IV 600V
• IP65 (IEC 60529)

Voltage Test
Tolerance (Threshold Voltage)
37.5±4V (50V LED)
75%±5% of nominal voltage
(120 / 230 / 400 / 690V LED)
Response Time <0.5s at 100% of each nominal voltage
LCD:
Range/Resolution (Auto-range)
300V (7.0~299.9V)/0.1V
690V (270~759)/1V
Accuracy (23±5˚C)
±1.5V (7~100V)
±1%±5dgt (100~690V)
AC (45~400Hz), DC (±)
Overrange indication: “OL”
Response Time: <2s at 90% of each voltage
Peak Current: Is <3.5mA (at 690V)
Measurement Duty 30s ON (operation time)
240s OFF (recovery time)
Battery Life Approx. 2500 operations (30s ON/240s OFF duty)
Single-Pole Phase Test:
Voltage Range 100~690V AC (45~100Hz)
180~690V AC (100~400Hz)
Phase Rotation Test:
Three-phase 4-wire system
200~690V phase-to-phase
(100~400V earth-to-phase) AC 50/60Hz
Phase Range 120±5 degree
Continuity Test:
Detection Range 0~400kΩ+50%
Test Current Approx. 1.5μA (battery 3V, 0Ω)
Internal Battery Consumption Approx. 30mA (battery 3V, 0Ω)
General:
Operating temperature and humidity ranges:
-10~55ºC, max 85% RH (no condensation)
Storage temperature and humidity ranges
-20~60ºC, max 85% RH (no condensation)
Applicable Standard
IEC61010-1 CAT.III / IV 600V
IEC61243-3 CAT.II 690V
Pollution degree 2
IP Rating IP65 (IEC60529)
Power Source LR03 1.5V×2 (3V)
Dimensions 241.5(L)×68.5(W)×28.5(D) mm
Weight 230g (including batteries)