Siemens Servo Ventilator 300, Service Manual

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122 Siemens-Elema AB E382 E380E 061 01 03 01
Diagrams Servo Ventilator 300/300A
8
Auxiliary output N77
9-pole D-sub connector (N77). Mainly used
for power supply to auxiliary equipment.
Only Siemens connection cable must be
used.
The illustration of the connector show
outside view.
If a signal has three different scale factor
values, e. g. 3/3/18 V/l/s, the different values
refers to selected front panel setting Adult/
Pediatric/Neonate.
300-A22X
5
9
1
6
N77
1 CGND
2 +24 V PO (Power Out)
3 Pow sup out 1 (not used, do not short-circuit)
4 Pow sup out 2 (not used, do not short-circuit)
5 CGND
6 EXP TIME H BUFF2, 0 V; 5 V
7 EXP PRESS BUFF2, 7.5 V/100 cm H
2
O
8 AIRWAY FLOW BUFF2, 3/3/18 V/l/s
9 ADULT RANGE L BUFF2, 0 V; 5 V
External battery inlet P67
3-pole Cannon AXR connector (P67). Can be
used to connect an external battery to the
Servo Ventilator 300. Only Siemens
connection cable must be used.
The illustration of the connector show
outside view.
1 NC
2 +24 V (External battery pos.)
3 0 V (External battery neg.)
P67
1 2
3
300-L25X