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Megger MIT485/2
Catalog #: 1006-758
Insulation/Continuity Tester with Bluetooth and Storage, 50V/100V/250V/500V
- Overview
- Specifications
- Summary
- Accessories
Product Highlights
- MIT485/2 - 3 terminal 50 V to 500 V + storage and recall + Bluetooth® download
- Insulation testing up to 500 V and 100 GΩ range in a hand held instrument
- 3 wire connection for A, B and E (Tip, Ring and Earth) connection (New)
- Gated access to 500 V to prevent accidental damage (New)
- Rechargeable options for mains and car charging (New)
- Single range, faster continuity testing from 0.01Ω to 1 MΩ (New)
- Differential measurement capability (New)
- Stabilised insulation test voltage (New)
- 600 V Trms AC and DC voltage measurement
- Test result storage and Bluetooth ® downloading
- CAT IV 600 V and IP 54
Each Unit Includes
- 1 x Hard carry case
- 1 x Red/black test lead set with clips
- 6 x AA (LR6) batteries fitted
- 1 x Warranty card
- 1 x Calibration certificate
- 1 x Owners CD manual
- 1 x Quick start guide
| INSULATION RANGES |
MIT481/2 |
MIT485/2 |
| 50 V / 100 V / 250 V / 500 V |
Yes |
Yes |
| Variable 10 V to 500 V |
|
Yes |
| ΩA button (Leakage) |
Yes |
Yes |
| Lock button on MΩ |
Yes |
Yes |
REN Telephone count
(discharge) |
Yes |
Yes |
| > 500 V Gated Operation |
Yes |
Yes |
| OHMS RANGES |
| Continuity 0.01 - 10 M |
Yes |
Yes |
| Isc: 200 mA R = 4 Ω |
Yes |
Yes |
| Isc 20 mA |
Yes |
Yes |
| Difference measurement [REL] |
Yes |
Yes |
| Lead null (<10 ) |
Yes |
Yes |
| Voltage Function |
| AC / DC Volts 600 V |
Yes |
Yes |
| mV AC / DC range |
Yes |
Yes |
| TRMS |
Yes |
Yes |
Frequency measurement
15 - 400 Hz |
Yes |
Yes |
| Input impedance |
10 MΩ |
10 MΩ |
| CAPACITANCE |
| Capacitance 0.1 nF - 10 ΩF |
Yes |
Yes |
| Distance by ΩF (Open loop) |
Yes |
Yes |
| REN calculation |
Yes |
Yes |
| OTHER FEATURES |
| Current measurement mA AC/DC |
Yes |
Yes |
| PASS/FAIL on limit alarms |
|
Yes |
| A/B/E or T/R/G switching |
Yes |
Yes |
| Number of terminals |
3 |
3 |
| On board memory |
Yes |
Yes |
| Bluetooth ® and software |
|
Yes |
| Recharger ready |
|
Yes |
| AA Alkaline or NiMH |
Both |
Both |
| CAT IV / 600V |
Yes |
Yes |
| ACCESSORIES |
| Silicone leads (R,B,G) |
Yes |
Yes |
| Switched probe supplied |
Yes |
Yes |
| SPECIFICATION |
| All quoted accuracies are at +20 °C. |
| Insulation |
| Test voltage |
| Nominal |
MIT481/2 and MIT485/2
50 V, 100 V, 250 V, 500 V |
| Insulation accuracy |
| |
50 Volts. 10 GΩ ± 2% ± 2 digits ± 4.0% per GΩ
100 Volts. 20 GΩ ± 2% ± 2 digits ± 2.0% per GΩ
250 Volts. 50 GΩ ± 2% ± 2 digits ± 0.8% per GΩ
500 Volts. 100 GΩ ± 2% ± 2 digits ± 0.4% per GΩ |
| Service Error: BS EN 61557-2 (2007). |
50V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.5%
100V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3%
250V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3%
500V, ± 2.0% ± 2d, 100kΩ - 900kΩ ± 10.3% |
| Display range |
Analogue: 1 GΩ full scale |
| Resolution |
0.1 kΩ |
| Short circuit/charge current |
2 mA +0% -50% to
EN 61557-2 (2007) |
Open circuit voltage
insulation |
-0% +2% ± 2 V |
| Test current |
1 mA at min. pass value of
insulation to a maximum of 2 mA
max.
EN61557 Operating range:
0.10 MΩ to 1.0 0GΩ |
| Leakage Current |
10% ±3 digits |
| Timer control |
Countdown timer 60 second |
| Note |
Above speci?cations only apply
when high quality silicone leads
are being used. |
| Continuity |
| Continuity range |
0.01 Ω to 1.0 MΩ |
| Continuity accuracy |
± 3% ± 2 digits (0 to 100 Ω)
±5% ±2 digits (>100 Ω- 500 kΩ)
(>500 kΩ - 1 MΩ unspeci?ed)
Service Error: BS EN 61557-4
(2007) - ± 2.0%, 0.1Ω - 2Ω
± 6.8% |
| Open circuit voltage |
5 V ± 1 V |
| Test current |
200 mA (–0 mA +20 mA)
(0.01 Ω to 4 Ω) |
| Lead resistance |
Nulling up to 10 Ω |
| Voltage range |
| Voltage range |
AC: 10 mV to 600 V TRMS
sinusoidal (15 Hz to 400 Hz)
DC: 10 mV to 600 V |
| Volt range accuracy |
AC: ± 2% ± 2 digits
DC: ± 2% ± 2 digits
Service Error: BS EN 61557-1
(2007) - ± 2.0% ± 2d,
0V - 300Vac/dc ± 5.1% |
| Waveform |
Unspeci?ed range:
0 – 10 mV (15 to 400 Hz)
For non-sinusoidal waveforms
additional specifications apply:
Non-sinusoidal waveforms:
±3% ± 2 digits >100 mV
to 600 V TRMS
±8% ± 2 digits 10 mV to
100 mV TRMS |
| Default voltmeter |
Operates at > 25 volts ac or dc on
any range except OFF |
| Frequency |
Frequency measurement
range |
15 Hz - 400 Hz |
Frequency measurement
accuracy |
±0.5% ± 1 digit |
| Capacitance measurement |
| Capacitance range |
0.1 nF to 10 μF |
| Accuracy |
± 5.0% ± 2 digits ( 1 nF-10 μF) |
| Cable coefficient |
40n F/ km to 70nF / km |
| Unit of measure |
50nF / km |
| Result storage |
| Storage capacity |
>1000 test results |
| Data download |
Bluetooth ® wireless
Bluetooth ® Class II |
| Range |
up to 10 m |
| Power supply |
| Power supply |
6 x 1,5 V cells
type IEC LR6 (AA, MN1500, HP7,
AM3 R6HP) Alkaline
6 x 1,2 V NiMH rechargeable cells
may be used. |
| Battery life |
3000 insulation tests with duty
cycle of 5 sec ON /55 sec OFF @
500 V into 500 kΩ
Charger (Optional): 12-15 V dc
(accessory interface) |
| Dimensions |
228 mm x 108 mm x 63 mm
(9.00 in x 4.25 in x 2.32 in) |
| Weight |
800 g |
Weight (instrument and
case) |
1.75 kg (3.86 lb) |
| Fuse |
Use only 2 x 500 mA (FF) 1000
V 32 x 6 mm ceramic fuse of
high breaking capacity HBC 30
kA minimum. Glass fuses MUST
NOT be fitted. |
| Safety protection |
The instruments meet
EN 61010-1 (1995) to 600V
phase to earth, Category IV. Refer
to safety warnings supplied. |
| EMC |
In accordance with IEC 61326
including amendment No.1 |
| Temperature co-efficient |
<0,1% per °C up to 1 GΩ
<0,1% per °C per GΩ
above 1 GΩ |
| Environmental |
Operating temperature
range and humidity |
-10 to +55 °C
90% RH at 40 °C max. |
| Storage temperature range |
-25 to +70 °C |
| Calibration temperature |
+20 °C |
| Maximum altitude |
2000 m |
| IP rating |
IP 54 |
| Micro / Milli / Meg Ohmmeters/Megohmmeter / Insulation Resistance Testers Template |
| Type |
Battery |
| IR Test Voltage |
10 V, 100 V, 250 V, 50 V, 500 V |
| Maximum Insulation Resistance |
100 G Ohms |
| Minimum Insulation Resistance |
0.01 Ohms (0.00000000001 G Ohms) |
| Variable Incremental Voltage |
Yes |
| Display (Megohmmeter) |
Digital |
| Continuity Test |
Yes |
| Live Circuit Voltage Detection |
Yes |
| Automated Test Results |
Dielectric Absorption Ratio, Dielectric Discharge, Leakage Current, Other, Step Voltage |
| Power Supply |
Battery |
| Timer |
Yes |
| CAT Rating |
IV |
| CAT Voltage |
600 V |
| Unique Features |
Designed for telecomunications and Cable TV markets
3 wire connection for Tip, Ring and Earth connection
Differential measurement capability
Rechargeable or alkaline battery options
Recharger option ready (1007-464)
True RMS voltage measurement up to 600Volt AC and DC
– accurate voltage measurement on noisy lines
Auto ranging voltage measurement
– automatically adjusts range from millivolts to 600 V AC or DC, eliminating the need to keep changing ranges
Test result storage and on board memory
Live circuit warning
– automatically warns of contact to a
live circuit, voltage is displayed and testing is inhibited
Auto fuse warning
– warns of fuse failure automatically.
No need to test the fuse manually.
Buzzer select button
– enable or disable buzzer as required
with resistance also displayed on the screen |
| Warranty |
3 YEARS |
| Warranty Details |
Years 2 and 3 require free registration of the unit. |
| Additional Info/Comments |
Switched probe SP5
Test lead set and crocodile clips (1002-001)
optional battery charger - Recharger option allows rechareable battiers to be recharged in the unit (1007-464). |
| Calibration Included |
Factory Calibration |
| Power Supply Voltage |
Battery Powered |
| Data Logging |
Yes |
| Storage |
Internal Memory |
| IP Rating |
IP54 |
| Product Weight |
28.22 OUNCES (1.76 LBS) |
| Battery Type |
AA, NimH |
| Product Height |
2.32 IN |
| Product Length |
9.00 IN |
| Product Width |
4.25 IN |
| Shipping Weight |
32 OUNCES (2 LBS) |
| ECCN Number |
EAR99 |
| Country of Origin |
United Kingdom |
| Shipping Height |
5 IN |
| Shipping Length |
20 IN |
| Shipping Width |
9 IN |
|
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