MicroE Optira Installation Manual
Celera Motion
IM-1001 | REV181211
Page 16
©2018 Celera Motion
7.2 Power-Up Timing
The Optira encoder will be ready 420 ms after the 3.3 V or 5 V supply rises, during which the LED
will flash red and the Alarm signal will transition true. The encoder will be ready once the Alarm
transitions false per the following chart (5 V model is shown; chart also applicable for 3.3 V
model):
7.3 Sensor Connectors Pinouts
The following are the pinouts for the two connectors on the Optira sensor.
JP1 – Low Profile Board-to-Board Header Connector
Manufacturer Part Number: Molex
®
501594-1211
Pin
Number
Signal
A-quad-B
Analog
1
A+
SIN+
2
A-
SIN-
3
B+
COS+
4
B-
COS-
5
Index+
Index+
6
Index-
Index-
7
Alarm
Alarm
8
CAL
CAL
9
PWR
PWR
10
GND
GND
11
NC
NC
12
NC
NC
NC – No Connect
JP1 – Board-to-Board Header
Mating Connector
1
Optira Sensor Top View
Note
1
:
The 12-pin header mating connector has a limited
durability of 20 mating cycles maximum.
Optira Power Up Timing (low true Alarm)
Optira ready (420ms typ)
Internal Optira Reset
LED = red
Alarm = true
