Multi-device interface (mdi) feedback option – Rockwell Automation 20D PowerFlex 700S Phase II Drive Frames 1...6 Installation Instructions User Manual
Page 73

Rockwell Automation Publication 20D-IN024C-EN-P - July 2013
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PowerFlex 700S Adjustable Frequency AC Drive - Phase II Control
Multi-Device Interface (MDI) Feedback Option
MDI Option Specifications
MDI Feedback Option Terminal Designations
Linear Sensors Supported by the MDI Option
Temposonics® R-Series Linear sensors with MTS® part numbers ending in
1S2G1102 work with the MDI Option.
Temposonics® is a registered trademark of MTS Systems Corporation.
Consideration
Description
Rotary Encoder Voltage Supply
11.5V DC @ 130 mA
Rotary Encoder Hi-Resolution Feedback
Sine/Cosine 1V P-P Offset 2.5
Rotary Encoder Maximum Cable Length
90m (295 ft)
Linear Encoder Maximum Cable Length
245m (800 ft)
Rotary Encoder RS-485 Interface
The MDI Option card obtains the following information via the
Hiperface RS-485 interface shortly after powerup:
• Address
• Command Number
• Mode
• Number of turns
• Number of Sine/Cos cycles
• Checksum
Registration Inputs
High speed 12…24V DC sinking digital inputs
Terminal
Signal
Description
1
CHASSIS GND
Connection point for cable shields
2
REGISTRATION-
Negative terminal for Linear Sensor registration strobe
3
REGISTRATION+
Positive terminal for Linear Sensor registration strobe
4
REGISTRATION-
Negative terminal for Rotary Encoder registration strobe
5
REGISTRATION+
Positive terminal for Rotary Encoder registration strobe
6
DATA-
Negative SSI terminal for Linear Sensor interface
7
DATA+
Positive SSI terminal for Linear Sensor interface
8
CLOCK-
Negative Clock terminal for Linear Sensor interface
9
CLOCK+
Positive Clock terminal for Linear Sensor interface
10
DATA- (RS485)
Negative DH485 terminal for Rotary Encoder interface
11
DATA+ (RS485)
Positive DH485 terminal for Rotary Encoder interface
12
+COS
Positive Cosine signal for Rotary Encoder interface
13
REFCOS
Negative Cosine signal for Rotary Encoder interface
14
+SIN
Negative Sine signal for Rotary Encoder interface
15
REFSIN
Positive Sine signal for Rotary Encoder interface
16
POWER
Power supply for Rotary Encoder interface
17
POWER COMMON
Part Number
Character
Characteristic
1
Input Voltage = +24V DC
S
SSI output
2
Data Length = 24 Bits
G
Output Format = Gray Code
1
Resolution = 0.005 mm
1
Performance = Standard
02
Scale Orientation = Forward-acting Synchronized
1
5
4
3
2
8
7
6
91
3
12
11
10
16
15
14
17