Input type |
Balanced differential input |
Frequency band |
DC up to 100 MHz (-3 dB) |
Input attenuation ratio |
Switched between 1/100 and 1/1000 |
Input impedance |
Approximately 4 MΩ, approximately 10 pF parallel |
Gain accuracy |
±2% (common mode voltage: 400 V or less)
±3% (common mode voltage: 1000 V or less) |
Maximum allowed differential voltage |
±350 V (DC + AC peak) or 250 Vrms (1/100 range)
±1400 V (DC + AC peak) or 1000 Vrms (1/1000 range) |
Maximum common mode input voltage |
±1400 V (DC + AC peak) or 1000 Vrms (both 1/100 and 1/1000 ranges) |
Maximum input voltage |
±1400 V (DC + AC peak) or 1000 Vrms (1/1000 range) |
Common Mode Rejection Ratio (CMRR) |
-80 dB (60 Hz), -50 dB (1 MHz) |
Output voltage |
±3.5 V |
Output impedance |
Used with 1 MΩ input impedance |
Power supplies |
Dry cells, four R6P (SUM-3); when using the AC/DC adapter, use an output voltage of 6 V/200 mA or greater/center plus |
Dry cell life |
Approximately 2 hours under continuous use |
External dimensions (approximate) |
207 mm x 83 mm x 38 mm¹ |
Total length |
Approximately 1.5 meters |
Weight |
Approximately 800 grams (excluding dry cells) |
Approved standards |
EMC: EN55011: 1991 + A1: 1997 + A2: 1996
EN50082-1: 1992
Safety: EN61010-1: 1993 + A2: 1995
EN61010-2-031: 1994 |