DigiDesign SYNC HD Manual page 98

Bi-phase/Tach/GPI/Pilot Port (Accessory Port) Connector Pin Assignments
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
Shell
92 SYNC HD Guide
Name Description
GPOUT0 GPI TTL-level output 0
GPOUT1 GPI TTL-level output 1
GPOUT0_A GPI Relay 0, contact A
GPOUT0_B GPI Relay 0, contact B
GPOUT1_A GPI Relay 1, contact A
GPOUT1_B GPI Relay 1, contact B
GPOUT2_A GPI Relay 2, contact A
GPOUT2_B GPI Relay 2, contact B
GPOUT3_A GPI Relay 3, contact A
GPOUT3_B GPI Relay 3, contact B
OPTRETURN Return from Bi-phase/Tach opto-isolators
BIPHB_I Input to Bi-phase/Tach opto-isolator B
BIPHA_I Input to Bi-phase/Tach opto-isolator A
GND Chassis ground
PILOT_IN– Pilot tone input, negative
PILOT_IN+ Pilot tone input, positive
RET0 Return from GPI opto-isolator "0"
GPIN0 Input to GPI opto-isolator "0"
RET1 Return from GPI opto-isolator "1"
GPIN1 Input to GPI opto-isolator "1"
RET2 Return from GPI opto-isolator "2"
GPIN2 Input to GPI opto-isolator "2"
RET3 Return from GPI opto-isolator "3"
GPIN3 Input to GPI opto-isolator "3"
VDD +12V DC
GND Connected to chassis ground