Interpolated analog (sine/cosine) encoder – ElmoMC SimplIQ Digital Servo Drives-Whistle DC Installation Guide User Manual
Page 58

DC Whistle Installation Guide
Technical Specifications
MAN-DCWHIIG (Ver. 1.101)
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