Snap-On Motorized Loader - Manual (Page 22)

2-8
Functional Description and Specifications
D — PRINTER PORT (DB-9P)
PIN FUNCTION
2 Receive
3 Transmit
5 Ground
E — OPTIONAL (DB-9P)
PIN FUNCTION
2 Receive
3 Transmit
5 Ground
F — TRANSDUCER INPUT (DB-37S)
PIN FUNCTION
1 not used
2 ground
3 smart chip - bit 2
4 smart chip - bit 0
5 single xducer (-) signal
6 single xducer (+) signal
7 ground
8 4-in-1 xducer (-) signal 2
9 4-in-1 xducer (+) signal 2
10 ground
11 4-in-1 xducer (-) signal 4
12 4-in-1 xducer (+) signal 4
13 4-in-1 xducer LED 2
14 4-in-1 xducer LED 4
15 loader relay CW limit
16 rotary encoder signal A
17 rotary encoder signal B
18 ground
19 bridge excitation (+3V)
20 not used
21 smart chip - bit 3
22 smart chip - bit 1
23 ground
24 ground
25 4-in-1 xducer (-) signal 1
26 4-in-1 xducer (+) signal 1
27 ground
28 4-in-1 xducer (-) signal 3
29 4-in-1 xducer (+) signal 3
30 no transducer
31 4-in-1 xducer LED 1
32 4-in-1 xducer LED 3
33 loader relay CCW limit
34 loader relay common
35 Vcc (+5V@100 ma. max)
36 ground
37 bridge excitation (+3V)
G — VOLTAGE SELECT
Switch for selecting either 120VAC or 220VAC, 50-60 Hz.