IA855-Insulation Resistance Tester

• Wide range measurements from 500V to 5000V and up to 60GΩ
• Sources up to 1.2mA current during tests to offset capacitance load
• Polarization index measurement (PI)
• Dielectric absorption ratio measurements (DAR)
• Time set measurement function
• Auto-discharge function and voltage output warning function
• Live circuit warning symbols plus audible warning
• Live circuit detection prevents insulation test if >30V is detected
• Max/Min, Peak, Relative value and Data Hold functions
• 6000-count digital display with bargraph and backlight
• Meets IEC61010-1 Cat. IV 600V safety standards

Specifications

• Display Type: Digital

Additional Specifications

• Insulation Resistance - Test Voltages: 500V, 1000V, 2500V, 5000V DC
• Insulation Resistance - Measurement Range: 0 to 60.0GΩ
• Insulation Resistance - Accuracy: ±5% rdg. +3 dgt.
• Insulation Resistance - Open Circuit Voltage: +20%, -0%
• Insulation Resistance - Rated Current: +20%, -0%
• Resistance Tests - Measurement Range: 0.1 to 6000Ω
• Resistance Tests - Accuracy: ±1.5% rdg. +10 dgt.
• Resistance Tests - Continuity Test: Buzzer sounds at <50Ω
• Resistance Tests - Short Circuit Current: ≥200mA