Digital halls, Interpolated analog (sine/cosine) encoder – ElmoMC AC Input Digital Servo Drives-Bassoon Cable Kit User Manual
Page 65
Cornet Installation Guide
Technical Specifications
MAN-CORIG (Ver. 1.502)
65
1.22.3. Digital Halls
Feature
Details
Halls inputs
H
A
, H
B
, H
C
.
Single ended inputs
Built in hysteresis for noise immunity.
Input voltage
Nominal operating range: 0 V < V
In_Hall
< 5 V
Maximum absolute:
-1 V < V
In_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
1.22.4. 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