YASKAWA yasnac lx3 - 3 Maintenance Instruments 1; Maintenance Instruments

3. MAINTENANCEINSTRUMENTS
(1) Measuring instruments
Name
Tester
or
Multi-purpose
digital meter
(2) Tools
Allowable measuring range
Purpose
10 to 30 VAC(at 40 to 100 Hz)
To measure ACpower voltages
Tolerance :
~~~ or less
Several mVto 100 VDC
To measure DCpower voltages
Tolerance :
~~~ or less
Several Q to approx.
multiple of 10MQ
To measure currents flowing
Tolerance :
*5% or less
through DCmotors
(3) Chemicals
Phillips screwdrivers; large, medium and small
Cleaning agent for tape reader (absolute
Standard screwdrivers; medium and small
alcohol)
–lo-