| General |
| Display |
1999 digit dual LCD with special symbols, digit height 17 mm, 30 segment analogue bar with over/ underflow and special display symbols, EL backlight |
| Working temp. |
-10° C ... +50° C (+14° F...+122° F ) |
| Operating temp. |
0° C ... +35° C (+32° F...+95° F ) |
| Storage temp. |
-20° C ... +60° C (-4° F...+140° F ) |
| Reference temp. |
+23° C ± 2° C (+73° F ± 4° F ) |
| Temperature coefficient |
0.1 x operating error/K Intrinsic Error refers to the reference temperature range |
| Climatic class |
B2 (IEC 654-1), -5° C..+45°C, 5%...85% RH, no dew |
| Maximum operating altitude |
2000m |
| Protective type |
IP40 according to EN 60529 |
| Safety |
Protection by reinforced insulation 600V CATIII pollution degree 2 |
| Test voltage |
5550 V AC, measuring circuit to enclosure |
| Emission |
IEC/EN 61326-1:1997 +A1:1998 class B |
| Immunity |
EN 61000-4-2:1995 - B,EN 61000-4-3:1996
EN 61000-4-4:1995 - B,EN 61000-4-5:1995
EN 61000-4-6:1996 - B,EN 61000-4-8:1993 |
| Intrinsic error |
Refers to the reference temperature range and is guaranteed for 2 years. |
| Operating error |
Refers to the operating temperature range and is guaranteed for 2 years. |
| Quality system |
Developed, designed and manufactured according to DIN ISO 9001 |
| External voltage |
Measurement inhibited for external voltage Ux >10% of UN for MΩ and >3V for R |
| Max. overload |
800 Veff RMS or RMS x frequency < 5x104VHz |
| Auxiliary power |
4 x 1.5 V mignon cells alkali-manganese(IEC LR6) |
| Battery life span |
Typical (no backlight) > 2000 measurements in MΩ. 100 hours continuous operation for resistance, voltage measurements and mA measurements. |
| Fuse |
630mA quick acting 600V 10kA/32x6.3mm |
| Dimensions |
220 x 98 x 52 mm (12 x 3.75 x 2 inches) |
| Weight |
0.8 kg / 1.8 lbs (including batteries) |
| Warranty |
2 years |
| Calibration interval |
2 years recommended |
| MΩ - RISO Insulation Resistance |
| Method |
Voltage/current measurement as per EN 61557–2 |
| Nominal test voltage |
UN = 100V, 250V, 500V, 1000V DC |
| Open circuit voltage |
U0 < 1.1 x UN |
| Nominal current |
IN ≥ 1mA DC at UN IN ≥ 2.5mA DC at 100kΩ at 250V |
| Short circuit current |
<10mA DC |
| R – Low Resistance Measurement |
| Method |
Voltage/current measurement as per EN 61557–4 |
| Open circuit voltage |
U0 ≥ 4V |
| Short circuit current |
Ik ≥ 200mA DC up to 2Ω as pe |
