User`s guide

RS-485
Figure 94: RS-485 In/Out - IEEE-1394 Sockets
Figure 95: Daisy -Chaining via RS-485.
Remote Pump Connection
Figure 96: 14-POS, Circular Plastic Female AMP P/N 206043-1
123
45
67
8
910
11
121314
Pin # Signal Description
1 Vcc (+5V) +5V DC
2 GND Ground
3 ENC A Encoder CH A
4 ENC B Encoder CH B
5 MTR PH-B/ Motor Phase B/
6 MTR PH-B Motor Phase B
7 N/C No Connect
8 CHASSIS GND Chassis Ground
9 MTR PH-A Motor Phase A
10 MTR PH-A/ Motor Phase A/
11 N/C No Connect
12 CHASSIS GND Chassis Ground
13 CHASSIS GND Chassis Ground
14 N/C No Connect
Mating Face
P.C.
PUMP
ADDR Ø
USB or
R
S-232
D-Sub 9
F/F Cable
USB or
RS-232 IN
D-Sub 9
R
S-485
OUT
PUMP
ADDR 1
RS-485
OUT
RS-485
I
N
PUMP
ADDR n
RS-485
I
N
RS-485
IEEE 1394
Cable
RS-485
• • •
I
EEE 1394
Cable
1
2
34
5
6
Pin # RS-485 In Signal RS-485 Out Signal Notes
1 PWR IN PWR OUT (+30V)
*
2 GND GND
3 RS-485 A TIED TO PIN 4
**
4 RS-485 B TIED TO PIN 3
**
5 TIED TO PIN 6
**
RS-485 A
6 TIED TO PIN 5
*
*
RS-485 B
Mating Face
*
Protected by
resettable fuse
**
100 Ω, ½ w to
GND termination
!
CAUTION: DO NOT CONNECT TO FIREWIRE PORTS ON A PC.
D
AMAGE MAY OCCUR TO PUMP AND/OR PC.
Harvard Apparatus PHD ULTRA
™
Syringe Pump Series User's Manual
Publication 5419-002-Rev-A
109
A
ppendices