Dpi communication configurations, Typical programmable controller configurations – Rockwell Automation 20D PowerFlex 700S Drive Ph I Control, Frames 1...11 User Manual

Page 168

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A-4

Supplemental Information

DPI Communication
Configurations

Typical Programmable Controller Configurations

Important: If programs are written that continuously write information to

the drive, care must be taken to properly format the block
transfer. If attribute 10 is selected for the block transfer, values
will be written only to RAM and will not be saved by the drive.
This is the preferred attribute for continuous transfers. If
attribute 9 is selected, each program scan will complete a write
to the drives non-volatile memory (EEprom). Since the EEprom
has a fixed number of allowed writes, continuous block
transfers will quickly damage the EEprom. Do Not assign
attribute 9 to continuous block transfers. Refer to the individual
communications adapter User Manual for additional details.

Feedback

Encoder Inputs (2):

Dual Channel Plus Marker, Isolated with differential transmitter
Output (Line Drive) Incremental, Dual Channel Quadrature type

Dual Channel Plus Marker, Isolated with differential transmitter
Output (Line Drive) Incremental, Dual Channel Quadrature type

Encoder Voltage Supply:

5V DC or 12 V DC 320 mA/channel
5V DC requires an external power supply.
12 V DC minimum high state voltage of 7V DC, maximum low
state voltage of 0.4V DC

5V DC or 12 V DC 320 mA/channel
5V DC requires an external power supply.
12 V DC minimum high state voltage of 7V DC, maximum low
state voltage of 0.4V DC

Maximum Input Frequency: 400 kHz

500 kHz

Stegmann Option:

Encoder Voltage Supply:

11.5V DC @ 130 mA

11.5V DC @ 130 mA

Hi-Resolution Feedback:

Sine/Cosine 1V P-P Offset 2.5

Sine/Cosine 1V P-P Offset 2.5

Maximum Cable Length:

182 m (600 ft.)

182 m (600 ft.)

RS-485 Interface:

Hi-Resolution Feedback Option card obtains the following
information via the Hiperface RS-485 interface shortly after
power-up: Address, Command Number, Mode, Number of turns,
Number of Sine/Cos cycles, Checksum

Hi-Resolution Feedback Option card obtains the following
information via the Hiperface RS-485 interface shortly after
power-up: Address, Command Number, Mode, Number of
turns, Number of Sine/Cos cycles, Checksum

Customer-I/O Plug (P1) - Hi

Res:

Allen-Bradley PN: S94262912
Weidmuller PN: BL3.50/90/12BK

Allen-Bradley PN: S94262912
Weidmuller PN: BL3.50/90/12BK

Resolver Option:
Excitation Frequency:

2400 Hz

2400 Hz

Excitation Voltage:

4.25-26 Vrms

4.25-26 Vrms

Operating Frequency Range: 1 - 10 kHz

1 - 10 kHz

Resolver Feedback Voltage: 2V ± 300 mV

2V ± 300 mV

Maximum Cable Length:

304.8 meters (1000 ft.)

304.8 meters (1000 ft.)

DriveLogix

User Available MemoryBase:
With Memory Expansion
Board:

256 kbytes
768 kbytes

256 kbytes
768 kbytes

Battery:

1756-BA1 (Allen-Bradley PN 94194801) 0.59g lithium

1756-BA1 (Allen-Bradley PN 94194801) 0.59g lithium

Serial Cable:

1761-CBLPM02 to 1761-NET-AIC

1761-CBLPM02 to 1761-NET-AIC

1761-CBLPA00 to 1761-NET-AIC

1761-CBLPA00 to 1761-NET-AIC

1756-CP3 directly to controller

1756-CP3 directly to controller

1747-CP3 directly to controller

1747-CP3 directly to controller

category 3 (2)

category 3 (2)

Flex I/O Connection:

Up to (8) modules

Up to (8) modules

FLEXBUS Current Output:

640 mA maximum @ 5.1V dc

640 mA maximum @ 5.1V dc

Cable:

4100-CCF3

4100-CCF3

Category

Specification

Frames 1-6 (690V Drive frames 5 & 6 only)

Frames 9 & up

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