Curtis PMC 1297 Manual
6
Preliminary on Verso page is set with right edge at 7 and 7/8,
and the top (as on the Recto page) at 1/4.
CONNECTIONS
Low Current Connections
Three low current connectors (J1, J2, J3) are built into the 1297 controller. They
are located in a row on the top of the controller:
2 — INSTALLATION & WIRING: Controller
J1 Pin 1
keyswitch input (KSI)
J1 Pin 2
interlock
J1 Pin 3
mode switch input
—
M1 (open), M2 (closed)
J1 Pin 4
wiper/0–5V input for traction throttle
J1 Pin 5
horn input
J1 Pin 6
emergency reverse input
J1 Pin 7
lowering valve driver output
J1 Pin 8
auxiliary driver output
J1 Pin 9
emergency reverse check output
J1 Pin 10
pot high output
J1 Pin 11
Lift switch input
J1 Pin 12
forward switch input (no multiplexer);
Lift limit switch input (multiplexer)
J1 Pin 13
display data output
J1 Pin 14
[not used]
J1 Pin 15
display ground reference output
J1 Pin 16
display power output
J1 Pin 17
main contactor driver output
J1 Pin 18
load hold valve driver output
J1 Pin 19
horn driver output
J1 Pin 20
electromagnetic brake driver output
J1 Pin 21
wiper/0–5V input for hydraulic throttle
J1 Pin 22
pot low input
J1 Pin 23
Lower switch input
J1 Pin 24
reverse switch input (no multiplexer);
coast switch input (multiplexer)
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
The 24-pin connector (J1) provides the logic control connections for the
contactor drivers and switches that are wired directly to the vehicle. The mating
connector is a 24-pin Molex Mini-Fit Jr. connector part number 39-01-2245
using type 5556 terminals.
24-pin
6-pin
4-pin
J1
J2
J3
J1