Nortech Systems Adept RS-232/TERM - Manual (Page 66)

Chapter 3 - SmartController Operation
66 Adept SmartController User’s Guide, Rev. E
Figure 3-9. Belt Encoder Typical Input Circuit
Encoder
+
–
220
2.2K
26LS33
SmartController CX
Belt Encoder Connector
Typical input circuit,
same for A, B, and I
for both encoders.
2.2K
Encoder Channel 1
Encoder Channel 2 Shield
Enc. Gnd
Enc. Pwr
A –
A +
5 V
B +
B –
I +
I –
Encoder
+
–
A –
A +
B +
B –
I +
I –
Encoder power output: 5V at 800 mA max. (1 A fuse)