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B. DISPLAY MODULE 'P2649D'
1. Jumpers
J (4x)
Choose temperature display :
JC for °C
JF for °F
2. Metal film resistor
R...
R2
:
91K
(9 - 1 - 0 - 2)
3. Resistors
R...
R5
:
100K
(1 - 0 - 4 - B)
R9
:
1K8
(1 - 8 - 2 - B)
R11 :
120K
(1 - 2 - 4 - B)
R12 :
18K
(1 - 8 - 3 - B)
R19 :
4M7
(4 - 7 - 5 - B)
R30 :
47K
(4 - 7 - 3 - B)
R31 :
10K
(1 - 0 - 3 - B)
R33 :
22K
(2 - 2 - 3 - B)
Mount for R10 :
390 (3-9-1-B) for °C.
OR
330 (3-3-1-B) for °F.
Mount for R13 :
1M (1-0-5-B) for °C.
OR
150K (1-5-4-B) for °F.
For degrees Celsius, the follow-
ing resistors must be fitted too :
R7
: 100K (1 - 0 - 4 - B)
R8
: 100K (1 - 0 - 4 - B)
R14 : 150K (1 - 5 - 4 - B)
4. IC socket, Watch the
position of the notch !
IC1 : 40P
Construction
9
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