The Ideal 61-797 Handheld Insulation Resistance Meter tests installations and existing motor windings for proper insulation. Checks voltages ranging from 250V, 500V, and 1000V. Has a memory feature for recalling features and is also capable of automatic calculation of DAR and PI measurements.
- Ideal Industries 61-797 Digital Insulation Meter
- Checks new and existing installations for proper insulation
- Performs maintenance checks on motor windings
- Measures earth-bond resistance
- Calculates PI and DAR automatically
- Stores values in memory for easy recall
- Tests voltages at 50/100/250/500/1000V
- Auto sensing AC/DC voltage to 600V
- Low Pass Filter – ?¼ülters out high frequency noise
- Test inhibition if >30V
- Digital reading with analog arc
- Compare pass/fail mode
- Remote test probe
- Auto discharge
- Auto power off
- Backlit display – auto sensing
- Low battery indication
- Carrying case included
- CAT IV – 600V
- Warranty
- 2- year warranty
Specifications: | Ideal Industries 61-797 Digital Insulation Meter |
Electrical | |
Accuracy at 23°C ±5°C < 80%RH | DCV 600.0V: ±1%+5dgt ACV 600.0V: ±(1.5%+5dgt)(50~60Hz) ±(2%+5dgt)(61~500Hz) LPF ACV 600.0V: ±(1.5%+5dgt)(50~60Hz) ±(5%+5dgt)(61~400Hz) |
Initial Voltage | ≥ AC 0.6V. |
Over Voltage Protection | 600 V AC RMS/DC. |
Cut-off Frequency of Low Pass Filter | 1 kHz |
Input Impedance | 3MΩ // less than 100pF. |
Common Mode Rejection Ratio | VAC: CMRR > 60dB at DC, 50Hz / 60Hz VDC: CMRR > 100dB at DC, 50Hz / 60Hz |
Normal Mode Rejection Ratio | VDC: NMRR > 50dB at DC, 50Hz / 60Hz |
AC Conversion Type | AC conversions are ac-coupled, true rms responding, calibrated to the sine wave input. For non-sine wave add the following Crest Factor corrections: For Crest Factor of 1.4 to 2.0, add 1.0% to accuracy. For Crest Factor of 2.0 to 2.5, add 2.5% to accuracy. For Crest Factor of 2.5 to 3.0, add 4.0% to accuracy. CF 3 @ 330V, 2 @ 500V |
Earth-Bond Resistance | 40.00Ω: ±(1.5%+5dgt) 400.0Ω: ±(1.5%+3dgt) 4000Ω: ±(1.5%+3dgt) 40.00kΩ: ±(1.5%+3dgt) |
Insulation Resistance | 4.000MΩ: ±(1.5%+5dgt) 40.00MΩ: ±(1.5%+5dgt) 400.0MΩ: ±(3%+5dgt) 4000MΩ: ±(3%+5dgt) 4.1GΩ ~ 20.0GΩ: ±(10%+3dgt) |
Test Voltage vs. Maximum Resistance Range | 50V/50.0MΩ, 100V/100.0MΩ, 250V/250.0MΩ, 500V/500MΩ, and 1000V/20.0GΩ. |
Test Voltage vs. Minimum Resistance (with test current=1mA) | 50V/50kΩ, 100V/100kΩ, 250V/250kΩ, 500V/500kΩ and 1000V/1MΩ. |
Test Voltage Accuracy | -0%,+20% |
Short Circuit Test Current | 1mA(nominal) |
Auto Discharge Function | Discharge time <1 sec for C <1μF |
Maximum Capacitive Load | Operable with up to 1μF load |
Live Circuit Detection | If >30V ac/dc at inputs, test inhibited |
General | |
Display | 4000 count |
Refresh Rate | 2.0x/sec |
Over Range | “OL” is displayed |
Polarity | Automatic (no indication for positive polarity); Minus (-) sign for negative polarity |
Auto Power Off | After 20 minutes of non-use |
Low Battery | Icon is displayed if battery voltage drops below operating voltage |
Altitude | 6561.7 ft (2000m) |
Accuracy | Stated accuracy at 73º ±41ºF (23º ±5ºC), < 80% R.H. |
Batteries | (4) 1.5V AA LR6 |
Battery Life | 40 hrs./1000 test @ 1000V/1MΩ |
Fuse | 315mA/1000V (#F-797) |
Operating Environment | 32º to 104ºF (0º to 40ºC) at < 75% R.H. |
Storage Environment | -4° to 140°F (-20º to 60ºC) at < 80% R.H. |
Weight | 22.3 oz (630g) |
Size | 8.1”H x 3.7”W x 2.0”D (207mmH x 95mmW x 52mmD) |
Accessories Included | Test leads (TL-797, TL-797 RP), (4) AA batteries, Operating Instructions |
Shock Vibration | Sinusoidal vibration per MIL-T- 28800E (5 ~ 55 Hz, 3g maximum). |
Safety Certification | Complies with UL/IEC/EN 61010-1, 61010-31, EN61557, EN 61326-1 +1A (EMC) Cat IV-600V |
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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