Lenze PositionServo 940, User Manual

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S94P01B
16
5.1.2 P2 - Serial Communications Port
P2 is a 9-pin D-sub connector that is used to communicate with a host computer via
standard RS-232 interface using a proprietary Point-to-Point Protocol (PPP). This port
is present on all Model 94 and 940 drives. All levels must be RS-232C compliant.
P2 PIN ASSIGNMENTS (COMMUNICATIONS)
Pin Name Function
1 RESERVED
2 TX RS-232 (transmit)
3 RX RS-232 (receive)
4 RESERVED
5 GND Common
6 RESERVED
7 RESERVED
8 RESERVED
9 RESERVED
STOP!
Do not make any connection to Reserved pins!
Note
If you purchase serial cables from a third party, you must use a pass-
through cable, not Null-Modem (not crossover)
5.1.3 P3 - Controller Interface
P3 is a 50-pin SCSI connector for interfacing to the front-end of the controllers. It is
strongly recommended that you use OEM cables to aid in satisfying CE requirements.
Contact your Lenze representative for assistance.
P3 PIN ASSIGNMENTS (CONTROLLER INTERFACE)
Pin Name Function
1 MA+ Master Encoder A+ / Step+ input
(2)
2 MA- Master Encoder A- / Step- input (2)
3 MB+ Master Encoder B+ / Di input (2)
4 MB- Master Encoder B- / Direction- input (2)
5 GND Drive Logic Common
6 5+ +5V output
7 BA+ Buffered Encoder Output: Channel A+
(1)
8 BA- Buffered Encoder Output: Channel A-
(1)
9 BB+ Buffered Encoder Output: Channel B+
(1)
10 BB- Buffered Encoder Output: Channel B-
(1)
11 BZ+ Buffered Encoder Output: Channel Z+ (1)
12 BZ- Buffered Encoder Output: Channel Z- (1)
13-19 Empty
20 AIN2+ Positive (+) of Analog signal input
21 AIN2- Negative (-) of Analog signal input
22 ACOM Analog common
23 AO Analog output