Copley Controls Accelnet Plus AEV-090-14 User Manual page 16

Accelnet Plus Micro Modules User Guide
Maximum Frequency
Encoder Loss Detection
D H
IGITAL ALL
Specification
Channels
Type
Input Voltage Range
Low Level Input Voltage
High Level Input Voltage
Hysteresis Voltage
Timing
RC Filter Time Constant
Function
A (S /C
NALOG IN
Specification
Channels
Type
Signals
Nominal Voltage
Maximum Voltage
Differential
Input to Ground
Termination Resistance
Bandwidth
Interpolation
Resolution
Copley Controls
5 MHz Line (20 Mcount/sec)
AEV, APV: None. AEZ, APZ: Loss detection circuity is wired to IN6. See
Section 5 for details.
S
ENSORS
Data
3 (U, V and W)
74LVC3G17 Schmitt trigger 3.3 V
15 k pull up resistor to internal +5 Vdc
0 Vdc ~ +24 Vdc
< + 1.3~2.2 Vdc
> 2.5~3.5 Vdc
0.7~1.5 Vdc
Edge detection.
1.5 Sec when driven by active sources.
Commutation of brushless motors in trapezoidal mode.
Commutation initialization and phase error detection in sinusoidal
mode.
) I
OS NCREMENTAL
Data
2
Differential, non-isolated with zero-crossing detection
Sin(+), Sin(-), Cos(+), Cos(-)
1 Vpk-pk ±20%
±0.6 Vdc
0 to +3.5 Vdc
121 Ω
300 kHz
1 to 1024, programmable
16 bit
E
NCODERS
16-01687 Rev 03
Page 16 of 139