PCE Instruments SIMCO FMX – 003 Notice D'utilisation page 29

This fieldmeter can also be used for ion balance voltage measurements. Ion balance voltage
measurements to +/- 200V is possible by attaching the Ion Balance Plate and using the light
blue push button switch marked IB. The plate can be kept attached to either end of FMX-003
when not in use. The FMX-003 is switched off automatically approximately 5 minutes after it has
been switched on. This feature can be switched off, simply press and hold the red POWER
button for at least three seconds when turning the FMX-003 on. Three led bars, the A-OFF sign
and three beeps indicate that the feature automatic switch-off has been disabled.
FMX-003_UM_9752020820_NL_D_GB_F_V2_0 28