Operating Cautions - Sony Dg805Blm Instruction Manual

1. Operating Cautions

. Do not use the unit in places where it may receive excessive shocks. Otherwise the inside
of the unit may be damaged or the unit may become unable to produce normal output
signals.
. Be sure to turn off the power before connecting or disconnecting connectors in oder to
prevent damage or misoperation.
. Locate the probe at least 10 cm/3.94" away from a strong magnetic source.
. Do not pull the cable when mounting or demounting the probe, or the cable may be
disconnected.
. Do not place the probe where it is exposed to splash of water or oil.
. In operating the probe DG805BLM/DG805BLE, DG810BLM/DG810BLE with a vacuum
pump, use such an air-pass system as shown in Fig. 1. The optimum vacuum rate is 40 to
66.7 kPa. Further, put such an orifice as shown in Fig. 2 on a tube from the air lifter
connector to control the air suction and discharge speed. The measuring feeler is lifted at
the air discharge to the vacuum pump.
. Recommended calibration interval 1 year.
DG805BLM/DG805BLE•DG810BLM/DG810BLE
ø0.3/0.01" dia.
To the fitting tube
DG805BLM/DG805BLE
DG810BM/DG810BE
DG810BLM/DG810BLE
Fitting
VG
Filter
OUT
Orifice Valve
Cable
Fig.1 Air-pass system
3/0.12"
3/0.12" 3/0.12"
C0.5 1/0.04"
Fig.2 Dimensions of Orifice
Vacuum pump system
EXH
VAC
To vacuum system
Unit: mm/inch
1
(E)