
Instruction Sheet
REMOTE SWITCH CONTROL
For Use With USC-6R, MPR-SEQ Series
And PDS Series
USC-SWL
USC-KL
K-DEC
USC-SW
K-DEC
S-DEC
S-DEC
THANK YOU
Thank you for purchasing a Remote Switch Control.
Please read these instructions thoroughly before installing / assembling this product.
PRODUCT FEATURES
- Sequence initiation via switch or secure keyswitch.
- USC-KL and USC-SWL provide LED status indication and connect to USC-6R Universal
Sequencing Controller.
- USC-K, USC-SW, K-DEC and S-DEC provide remote control for PDS
Series and MPR-SEQ Series Sequencer. Can also be used with USC-6R
if remote status indication is not required.
USC-K
I-00213 Rev A

1
2
3
4
USC-KL: Remote wallplate keyswitch with LED status
5
indicators. (For use with USC-6R only)
REAR
1
2
FRONT
3
6
USC-SWL: Remote wallplate switch with LED status
indicators. (For use with USC-6R only)
REAR
5
FRONT
FEATURES
1
RJ-45 LED JACK: (8 conductor) Connects LED status indicators from the USC-6R to the remote
control wall plate.
2
READY STATUS (Green) LED: Indicates that the USC-6R is on and ready to receive control
signals.
3
6 STATUS (Yellow) LEDs: Indicates sequence status of the USC-6R.
4
REMOTE CONTROL KEY SWITCH: (Single pole, double throw, center off, momentary)
5
3 POSITION REMOTE CONTROL WIRING TERMINAL BLOCK: Controls sequencer.
"Up, Common, Down" are to be connected to the corresponding terminals on the sequencing
controller (USC-6R).
6
REMOTE CONTROL ROCKER SWITCH: (Single pole, double throw, center off, momentary)
INSTALLATION
(USC-6R SHOWN)
1) Remote control wiring requires three conductors;
UP - COMMON (COM) - DOWN, controls are marked
accordingly. Wiring should be 22 gauge minimum.
2) USC-KL and the USC-SWL LEDs status work only in
conjunction with the USC-6R Universal Sequencing
Controller. The LED connection requires an 8 pin
straight through cable with RJ-45 connectors.
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LED CONTROL
UP
DOWN COMMON
(USC-SWL SHOWN)

4
REAR
REAR
REAR
5
FRONT
USC-K: Remote wallplate keyswitch.
6
5
USC-SW: Remote wallplate switch.
FRONT
5
4
K-DEC: Remote keyswitch mounts in Middle Atlantic Products
®
Decora
openings only.
FRONT
5
6
S-DEC: Remote switch mounts in Middle Atlantic Products
®
openings only.
REAR
Decora
FRONT
FEATURES
REMOTE CONTROL KEY SWITCH: (Single pole, double throw, center off, momentary)
4
5
REMOTE CONTROL WIRING TERMINAL BLOCK: (3 position) For control of sequencers.
Up,Common, Down" are to be connected to the corresponding terminals on the sequencing
controllers. (PDS Series and MPR-SEQ Series. Can also be used with USC-6R if remote status
indication is not required)
6
REMOTE CONTROL ROCKER SWITCH: (Single pole, double throw, center off, momentary)
INSTALLATION
1) Remote control wiring requires three conductors; UP - COMMON (COM) - DOWN, controls are
marked accordingly. Wiring should be 22 gauge minimum.
(USC-K
SHOWN)
115V - 15A
60 HZ
UP
NOT CONTROLLED
STATUS
CLOSED - ALL CHANNELS ON
OPEN - ALL CHANNELS OFF
(PDS SERIES SHOWN)
DOWN COMMON
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WARRANTY
Middle Atlantic Products (the "Company") warrants the Remote Switch Control to be free from defects
in material or workmanship under normal use and conditions for a period of (3) three years from date
of shipment by the Company.
The Company's entire liability to the purchaser, and the purchaser's (or any other party's) sole and
exclusive remedy, under this warranty shall be limited, at the Company's option, to either (a) return of
and refund of the price paid for, or (b) repair or replacement at the Company's factory of the products
purchased, or any part or parts thereof, which the Company has determined to be defective after
inspection thereof at the Company's factory.
This warranty does not cover damage due to acts of God, accident, misuse, abuse or negligence by
parties other than the Company, or any modification or alteration of the products. In addition, this
warranty does not cover damage due to improper handling, assembly, installation or maintenance.
THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES OF ANY KIND, EITHER EXPRESSED OR
IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE.
TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, IN NO EVENT SHALL THE COMPANY
BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR CONSEQUENTIAL DAMAGES
WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF BUSINESS PROFITS,
BUSINESS INTERRUPTION OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF THE
PRODUCTS PURCHASED, EVEN IF THE COMPANY HAS BEEN ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES. THE COMPANY'S LIABILITY TO THE PURCHASER (OR ANY OTHER PARTY)
HEREUNDER, IF ANY, SHALL IN NO EVENT EXCEED THE PURCHASE PRICE OF THE PRODUCTS
PAID TO THE COMPANY.
Corporate Headquarters
Corporate Voice 973-839-1011 - Fax 973-839-1976
International Voice +1 973-839-8821 - Fax +1 973-839-4982
middleatlantic.com - info@middleatlantic.com
Middle Atlantic Canada
Voice 613-836-2501 - Fax 613-836-2690
middleatlantic.ca - customerservicecanada@middleatlantic.ca
Factory Distribution
USA: NJ - CA - IL Canada: ON - BC
At Middle Atlantic Products we are always listening. Your comments are welcome.
Middle Atlantic Products is an ISO 9001 and ISO 14001 Registered Company.
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