Commander SE
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Simplicity with Function
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Input/Output
BI-POLAR ANALOG INPUT CARD (SE51)
The bi-polar speed reference input card (SE51) allows the direction of a motor to
be controlled via a speed potentiometer or external bi-polar speed reference rather than
the forward / reverse terminal selector.
The +10V potentiometer reference can be supplied from the drive (term. #3) or from
an external power supply. The -10V potentiometer reference must be supplied from an
external supply. The SE51 also has a relay that is controlled by the digital output (default
"zero speed") of the drive.
SE51 TERMINAL DIAGRAM
| NOTE |
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| For complete instructions. refer to the Commander SE User Guide or go to
www.emersonct.com |
SE51 TERMINAL DESCRIPTION
| Singular Connector |
Pin # |
Function |
| PL1 |
1
2 |
Bi-polar Analog Input
(+10 VDC, 22k Ohms)
0V Common |
PL2 (Interface connections
to Commander SE) |
1
2
3
4
5
6
|
0V Common
0 to + 10 VDC Analog Output
+24 VDC Supply for option card
Digital Input (+24 VDC) to control relay
Run Forward Output (+24 VDC)*
Run Reverse or Run Forward /
Reverse Output (+24 VDC) |
| PL3 |
1
2 |
Relay Contact Common
(48 VAC / DC, 2A resistive)
Relay Contact (Normally Open) |
| * Directional control of Commander SE |
Information provided by Control Techniques, a world leader in the design, production
and marketing of electronic drives for the control of electric motors.
Communication
COMMUNICATION CARDS
Each fieldbus interface for the Commander SE is a single option card that fits within the drive, Parameter data is transferred to and from the Commander SE using a 2-wire RS485 link into the serial communications port on the drive.
| Communication Protocol* |
Order Code |
| RS485 / Modbus RTU |
as standard |
| PROFIBUS-DP |
SE73 |
| INTERBUS |
SE74 |
| DeviceNet |
SE77DN |
| CANopen |
SE77CO |
| * Maximum communication rate through RJ45 port is 192 kbaud Commander SE
operates as slave node only |
Information provided by Control Techniques, a world leader in the design, production
and marketing of electronic drives for the control of electric motors.
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