Panametrics DigitalFlow GM868, Service Manual

Page: 49 / 72

Chapter 4. Parts Replacement
DigitalFlow™ GM868 Service Manual 39
CONNECTION DIAGRAM
SLOT6 SLOT5 SLOT4 SLOT3 SLOT2 SLOT1
DISCONNECT POWER BEFORE
REMOVING FUSE.
WARNING
NO
C
NC
NO
C
NC
NO
C
NC
SIG
RTN
SIG
RTN
RTN
SIG
SIG
RTN
D
C
A
B
+24V
RTN
INLO
INHI
INHI
+24V
RTN
INLO
A
B
C
NO
C
C
NO
C
NO
NO
D
C
B
A
ALARMS ANALOG OUT ANALOG IN TOTL/FREQ RTD IN
+
COM
+
COM
COM
COM
R
N
T
P
U
S
1 1
5 1
4 1
4 1
4 1
1 TB1
RS232
CH2
CH1
RCV
RWIND
TWIND
GATE
DRTN
I/O
9
8
1
8
1
8
1
8
3
S
T
C
R
T
D
X
R
X
T
N
T
R
100 - 120 VAC
G L N 1 AMP
FUSE
C
B
A
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
PIN8
PIN9
CHAN 2
S
I
G N
T
R
N
T
R
G
S
I
RS 232
T T
T R
T
S N R
X X
C D R
UP DN
ANALOG OUT
DN
CHAN 1
G
I
S
G N N
S
I
R
T
R
T
UP
X
D
C
R
S
B
- + + -
A
TWIND
RWIND
RCV
GATE
DRTN
Nuts & Washers
4 places
Display Shroud
Display Cable
Keypad Cable
Backlight Cable
Mounting Screw
8 places
Main Shroud
Option Cards
Fuse Holder Cap
Card Guide Metal Bracket
Main Shroud
Option Card Socket
Metal Bracket
Fasteners
Option Card
Standoffs (typ.)
LVD Shroud
Screw
8 places
PC Board
Standoffs
LCD Display
Display Shroud
Nuts & Washers
Bottom View
Side View
Front View
LVD Shroud
Fuse Holder Power
Connector
PC Board
Ground Wire
Internal Ground
Connection
Cover
Ground Wire
G N/L2 L1 AC
G – + DC
Fi
gu
re
8
: S
ta
nd
ar
d
M
od
el
G
M
86
8
-
El
ec
tr
on
ic
s
C
on
so
le
A
ss
em
bl
y