Crowcon Gasman II Техническое описание - Страница 16
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Appendix B - Parts List (Sheet 2) - Oxygen
This appendix gives the parts list for the GasmanII Portable Gas Detector Main PCB - Oxygen version. For each circuit
reference a description of the component is given and, where appropriate, its case style is listed.
Circuit Ref.
Component Description
C1
10uF 16V Tantalum
C2
10uF 16V Tantalum
C3
10nF 25V X7R Multi-layer Ceramic
C4
100nF 16V X7R Multi-layer Ceramic
C5
10nF 25V X7R Multi-layer Ceramic
C9
1nF 25V X7R Multi-layer Ceramic
C10
10uF 16V Tantalum
C19
1nF 25V X7R Multi-layer Ceramic
D1
1SS355
D3
6V2 1.3W Zener Diode
D4
6V2 1.3W Zener Diode
F1
125mA
FLT1
Supply Line Filter
IC1
74HC240
IC2
OP191
IC3
MAX951
Q1
IMT1
Q2
BC849
R1
270k 0.25W 2% 200ppm Nickel Barrier Resistor
R2
1k 0.25W 2% 200ppm Nickel Barrier Resistor
R3
2k7 0.25W 2% 200ppm Nickel Barrier Resistor
R4
10k 0.25W 2% 200ppm Nickel Barrier Resistor
R5
2k7 0.25W 2% 200ppm Nickel Barrier Resistor
R6
2k7 0.25W 2% 200ppm Nickel Barrier Resistor
R7
3k9 0.25W 2% 200ppm Nickel Barrier Resistor
R8
10k 0.25W 2% 200ppm Nickel Barrier Resistor
R9
10k 0.25W 2% 200ppm Nickel Barrier Resistor
R10
10k 0.25W 2% 200ppm Nickel Barrier Resistor
R11
100R 0.25W 2% 200ppm Nickel Barrier Resistor
R12
1M 0.25W 2% 200ppm Nickel Barrier Resistor
R18
2k7 0.25W 2% 200ppm Nickel Barrier Resistor
R20
330R 0.4W 2% 200ppm Nickel Barrier Resistor
R23
10k 0.25W 2% 200ppm Nickel Barrier Resistor
R31
150R 0.4W 2% 200ppm Nickel Barrier Resistor
R32
150R 0.4W 2% 200ppm Nickel Barrier Resistor
TH1
NTC Thermistor
VR1
10k 0.1W Preset
VR2
Varistor
15
Case Style
Case B
Case B
0805
0805
0805
0805
Case B
0805
SOD123
MELF
MELF
N/A
N/A
SSOP20
SO8
SO8
SOT23-6
SOT23
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1206
1210
1206
1210
1210
Bead
N/A
1206