Chapter-10 Encoder Specifications; Applicable Encoder Specifications; Wiring Example - Amtech Axpert-Eazy Series Instruction Manual

CHAPTER-10: ENCODER SPECIFICATIONS

10-1 Applicable encoder specifications

An encoder is used as a standard Line Driver type for the speed detection. The applicable encoder
specifications are as below.
Item
Supply voltage
Output method
Output signal voltage
Supply current
Note 1
Output signal
Pulse output frequency

10.2 Wiring example

An example of the connection with standard line driver type +5V operated encoder is shown below.
ENCODER
+5V
0V
E
Note 1: In case the current requirement of encoder exceeds 200mA or variation in encoder count,
connect separate isolated power source to the encoder. Do not connect 5V and 0V of the power
source to +5V and COM of PCA-2014A/ PCA-2004A respectively.
Axpert-Eazy AC Variable Frequency Drive
5VDC ± 0.25V
Line driver type
VH (signal high-level voltage): 2.5V or more, VL (signal low
level Voltage): 0.5V or less at input terminal of PCA-2014A/
PCA-2004A. (Differential voltage of A+, B+ in respect to A-, B-)
Max. 200mA (including signal supply current)
90° ± 30° phase difference signal (A phase, B phase)
Maximum output pulse frequency is 300kHz when the motor
rotates at the maximum speed.
2
0.75mm (AWG 18), 50m(164') or
less, 6-core twisted shielded cable
5V
0V
A+
A-
B+
B-
Z+
Z-
Fig. 10-1
Specifications
PCA-2014A / PCA-2004A
5V
+5V
Max
200mA
COM
COM
470R
PA
PAN
470R
PB
PBN
TB1
Note 2
2k2
+3.3V
A Phase Pulse
2k2
+3.3V
B Phase Pulse
10.1
10