Bosch RTM 430 - Block Diagram, Power Pack for Emission System Analyzer

55
U
N
3
2
1
-15V
0V
+15V
Transformer
10VAC / 2A
14.5VAC / 6.5A
4
110V
5
230V
0V/GND
10VAC / 2A
14.5VAC / 6.5A
1 Shield
2 RxD
3 TxD
4 GND
5 GND
6 Power A = 14.5VAC
7 Power A = 14.5VAC
8 Power A = 14.5VAC
9
10 Power B = 14.5VAC
11 Power B = 14.5VAC
12 Power B = 14.5VAC
13
14
15
15
17
19
18
16
1
2
3
4
5
6
7
8
9
RxD
TxD
GND
Chassis
459601/2CK
5.2 Block diagram, power pack for
emission system analyzer
5.3 Power supply AC / DC
Section Voltage Current
Analog section + 9 V 100 mA
- 9 V 100 mA
Processor + 5 V 0,2 A
Ventilators + 12 V 2 x 0,5 A
Valve + 12 V 2 x 1 A
Meas. chamber heater 28 V AC 4 A (100 W)
Power supply AC on PCB 1 688 400 048
Connector X1 Pin 1 ~ 14.5 V
Connector X1 Pin 2 ~ 14.5 V
Connector X1 Pin 3 ~ 14.5 V
Connector X1 Pin 4 GND
Connector X1 Pin 5 GND
Connector X1 Pin 6 ~ 14.5 V
Connector X1 Pin 7 ~ 14.5 V
Connector X1 Pin 8 ~ 14.5 V
Connector X1 Pin 9 TxD
Connector X1 Pin 10 RxD