Glentek Inc. 208 Standard Street, El Segundo, California 90245, U.S.A. (310) 322-3026
50
Omega Series Digital PWM Amplifier Manual
Optically Isolated Inputs:
Dedicated (4):
Pos Limit, Neg Limit,
Node Disable
Home General Purpose
(2):
In0, In1
All optical inputs are referenced to Opto_In_Com which can be connected to the
positive or negative optical supply to configure the inputs as sourcing or sinking.
All signals are directly connected to the SynqNet
®
Node controller.
Input voltage 12
–
28VDC referenced to Optp_In_Com.
Input current: 3mA min, 8mA max, built in 3.3K series resistor.
Optically Isolated Outputs:
Dedicated (2):
Node Alarm, Brake (-C/E)
General Purpose (2):
Out0, Out1 (-C/E)
The collector and emitter terminals of each optical output are available at the I/O
connector allowing the ability to configure each output as sourcing or sinking.
All outputs are controlled by the SynqNet
®
controller.
Vce (max) = 35V
Iout (max) = 30mA
High Speed Differential
Line Receiver Inputs:
Dedicated (3):
Aux Encoder A, B, I +/-
General Purpose (2):
RX0, RX1 +/-
Uses industry standard 26LV32 or equivalent RS422 line receiver.
All signals directly connected to SynqNet
®
Node controller.
Includes broken wire detection on Aux Encoder A & B channels.
High Speed Differential
Line Driver Outputs:
Dedicated (1):
TX0 +/-
General Purpose (1):
TX1 +/-
Uses industry standard 26LV31 or equivalent RS422 line driver.
Iout (max) = 20mA
TX0 is controlled by the interpolator and should be configured as an input on the
controller. Divide-by-N function.
TX1 is controlled by the SynqNet
®
controller.
ANALOG OUT
0
–
5V analog output referenced to common for monitoring DSP signals, output
source selectable using MotionMaestro
™
setup software.
COMMON
Reference ground for non-isolated signals including AUX ENCODER, RX0, RX1,
TX0, TX1 and ANALOG OUT
C - 3. Controller I/O
C - 4. Motor Feedback, Encoder, Commutation, and Motor temp switch
+5V
5VDC +/-10%, 200mA max Encoder/Hall supply voltage (output)
Common
5V supply return and return for Motor Temp Switch
Sin, Cos +/-
(Sine interpolator option)
1Vpp Sine/Cosine Input, Frequency: 500KHz (max)
1Vpp (norminal), 1.2Vpp (max)
Index +/-
(Sine interpolator option)
1.7V differential (max)
Encoder A, B, Z +/-
26LV32 or equivalent RS422 line receiver inputs with 150 ohm differential line ter-
mination. Supports incremental, differential, TTL encoders.
Accepts encoder signals up to 4.3MHz.
Hall U, V, W +/-
26LV32 or equivalent line receiver inputs.
Compatible with differential or single-ended commutation tracks or Hall sensors.
Single-ended connections should be made to the “+” input while leaving the “-“ in-
put unconnected.
Power-on phase-finding routines available for operation without commutation
tracks or Hall sensors.
Motor Temp
Motor thermal switch input referenced to common, amplifier can be configured to
fault on normally open or normally closed switch (active high/low)
Summary of Contents for Omega SMC9930
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