Kendro HERAcell 150, Operating Instructions Manual

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"Floating contact" connection
The gas cylinder change-over unit is equipped with a floating contact for connection to external
control and instrumentation systems. As soon as a fault occurs (cylinder empty), a contact is acti-
vated.
Reset the unit when a full cylinder is connected.
The floating contact (1 changeover contact) is rated for the following power circuits:
Circuit Voltage Fuse supplied by customer
Power-operated circuits max. 250 V AC max. 6 A
SELV / SELV - E circuits
(cf. VDE 0100 Part 410) 25/50 V AC
60/120 V DC max. 2/1 A
max. 1/0.5 A
Fig. 2.: Application example of "floating contact" connection
Notice: WARNING EXTERNAL VOLTAGE
3. UNIT DESCRIPTION
Fig. 3: Operator panel overview
2. SETUP AND INSTALLATION
6/9 50 047 292
"Manual selection gas cylinder B" button
Heraeus
INSTRUMENTS
Power
A B
Indicator lamp,yellow:
"Gas cylinder full"
Indicator lamp, red:
"Gas cylinder empty"
Indicatorlamp, green:
"Power supply ON"
Acknowledge fault" button
"Manual selection gas cylinder A" button
3 1
2
X
Ansicht
X
PE
3
1
2
L
F1x
T2A
H1x
Kx
S1x
Kx
H2x
Kx A1
A2
N
1s