TONEOHM 950 OPERATOR MANUAL
viii
OUTPUT VOLTAGE 0 to 550mV, adjustable.
AC in TRACE, DC in all other ranges.
PROTECTION Protected to +/- 30V.
ENVIRONMENTAL OPERATING CONDITIONS
The instrument is designed for indoor use only under the following environmental conditions:
Altitude Up to 2000m
Temperature +5°C to +40°C ambient
Relative humidity RH 80% maximum at 31°C — derate linearly to
50% at 40°C
Mains borne transients As defined by Installation Category II
(Overvoltage Category II) in IEC664
Pollution Degree 2 (IEC664)
Power Requirements
230V ± 10%, 115V ± 10% or 100V ± 10% at 50/60Hz, 25VA.
Physical characteristics (excluding accessories)
Dimensions 305mm (12 in.) wide.
150mm (5.9 in.) high.
275mm (10.8 in.) deep.
Weight 3.5 kg.
Flammability Enclosure to UL94 V-0.
SYMBOLS
CAUTION To prevent damage to this product and to ensure its safe use observe the
specifications given in this manual when connecting to terminals marked with this
symbol.
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