.

Analog-XMP I/O Specifications


Count

I/O Type
Count
Notes
General Purpose User I/O 4 bi-directional opto
Transceivers RS-422
12 (3 per axis) Configurable for Step/Dir, CW/CCW, capture and compare, general purpose input or output


Connectors

Parameter
Specification
Motor Amp Connectors 68-pin SCSI 2
SynqNet Connectors
 RJ-45
Power Connectors
  


RS 422 Transceiver Inputs

 
  • XCVR A, B, C

NOTE: XCVRs have no termination resistors


Parameter
Specification
Max Common Mode Voltage – 8/12.5V
Logic Threshold ± 0.2V differential
Input Voltage Differential – 10V
Input Voltage ± 14 kV
Latency  
Axis 0-7 Encoder Inputs Have software configurable 100 ohm termination
Aux Encoders 100 ohm termination
Unterminated Input Resistance 12 kOhm
ESD Protection 15kV


RS 422 Transceiver Outputs

 
  • XCVR A, B, C

Parameter
Specification
Short Circuit Protected 35 - 250 mA short circuit current
ESD Protected
± 15 kV
Output into 50 Ohms 2V Min
Output into No Load 5V Max
Latency  

DAC Outputs

 
  • DAC Outputs

Parameter
Specification
DAC Ground Reference Connected directly to DAC grounds
Output Range ± 10V
Resolution 16 bit
Short Circuit Current 25mA typ.
ROUT 0.3 ohm typ.


ADC Inputs

 
  • ADC Inputs

Parameter
Specification
Input Range ± 1.25V, 2.5V, 5V, 10V
   (software selectable)
Resolution 16 bit
Continuous Current ± 30mA
Input Voltage ± 25V
Differential Input Resistance > 2 MOhm


Encoder Inputs

 
  • Encoder A, B, C
  • Index

Parameter
Specification
Max Common Mode Voltage – 7/12V
Logic Threshold ± 14V


Opto Inputs

 
  • Positive Limit In
  • Negative Limit In
  • Amp Fault In
  • Estop In
  • Reset In
  • User Limit In

Parameter
Specification
Min On Current  
In-line Resistance
5V model – 820 ohms, 24V model – 6.87 kohms
Forward Voltage (If = 5 mA) – 1.1V typ, 1.4 max
Absolute Max Ratings  
Max Forward Current 50mA
Rise Time (see note)  
Fall Time (see note)  
Latency (see note)
 

Opto Outputs

 
  • Amp Enable
  • User IO Out

Parameter
Specification
Max Collector Current 5mA @ 25 ºC
Max Off Current
(Vce = 40V) – 400nA
Rise Time (see graph) < 10µs
Fall Time (see graph) < 100µs
Latency
  

 

Opto-isolated Notes

Rise


(Not to scale)

Fall


(Not to scale)

 
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