Elmo 95VDC, Installation Manual

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Duo Installation Guide
MAN-DUOIG (Ver. 1.0)
A-11
A.6.7 Potentiometer
Feature Details
Potentiometer Format Single-ended
Operating Voltage Range 0 ~ 5V supplied by the Whistle
Potentiometer Resistance 100 Ω ~ 1 K Ω … above this range, linearity is
affected detrimentally
Input Resistance 100K Ω
Resolution 14 Bit
A.6.8 Auxiliary Feedback Port (output mode YA[4]= 4)
Feature Details
Emulated output
ƒ
A, B, Index
ƒ Differential
Output current capability
Maximum output current: I
OH
(max) = 2 mA
High level output voltage : V
OH
> 3.0 V
Minimum output current: I
OL
= 2 mA
Low level output voltage :V
OL
< 0.4 V
Available as options
ƒ Emulated encoder outputs of analog encoder
ƒ Emulated encoder outputs of resolver
Maximum frequency f
MAX
: 5 MHz pulses/output
Edge separation between A & B Programmable number of clocks to allow
adequate noise filtering at remote receiver of
emulated encoder signals
Index (marker): Length of pulse is one quadrature (one
quarter of an encoder cycle) and synchronized
to A&B
Figure A-1: Auxiliary Feedback - Encoder Phase Diagram