Interpolated analog (sine/cosine) encoder – ElmoMC SimplIQ Digital Servo Drives-Whistle DC Installation Guide User Manual

Page 58

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DC Whistle Installation Guide

Technical Specifications

MAN-DCWHIIG (Ver. 1.101)

www.elmomc.com

58

Feature

Details

Single ended inputs
Built in hysteresis for noise immunity

Input voltage

Nominal operating range: 0 V < VIn_Hall < 5 V

Maximum absolute: -1 V < VIn_Hall < 15 V

High level input voltage: V InHigh > 2.5 V

Low level input voltage: V InLow < 1 V

Input current

Sink current (when input pulled to the

common): 3 mA
Source current: 1.5 ma (designed to also

support open collector Halls)

Maximum frequency

f

MAX

: 2 kHz

4.7.4.

Interpolated Analog (Sine/Cosine) Encoder

Feature

Details

Analog encoder format

Sine and Cosine signals

Analog input signal level

Offset voltage: 2.2 V to 2.8 V
Differential, 1 V peak to peak

Input resistance

Differential 120 Ω

Maximum analog signal frequency

f

MAX

: 250 kHz

Interpolation multipliers

Programmable: x4 to x4096

Maximum “counts” frequency

80 mega-counts/sec "internally"

Automatic errors correction

Signal amplitudes mismatch
Signal phase shift
Signal offsets

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