Draper LVC-IV User Manual

Draper, Inc. | 411 S. Pearl St. Spiceland, IN 47385
draperinc.com | 765.987.7999 | 800.238.7999
© 2021 All Rights Reserved | FORM: LVCIV_220_Wiring21
220-240V LVC-IV Low-Voltage Control Module
WIRING
INSTRUCTIONS
Uses
IR (Infrared)
Remote Control
RJ25 Ports for
RS-232/RS-485
Communication
Low-Voltage Wall Switch
“Dry” Contact Closure
RF (Radio Frequency)
Remote Control
3rd Party Control
Control systems employing “dry”
contacts or Serial Communication.
FUSE - 3.15 AMP
250 VAC 5x20mm
Low-Voltage wiring by others
Factory wiring
DASHED WIRING BY ELECTRICIAN
SIGNAL LED
LVC-IV
Radio Frequency
(RF) Transmitter Part#: 121226
Operating range is 250’ (76M) open distance.
Each time the RF signal penetrates a wall,
distance will fall off 50%.
RF RECEIVER
BUTTON
RS232/485
Inputs/Outputs
(Ports are identical)
RJ25
Connector
RJ25
Connector
ELECTRICALLY STRAIGHT DATA CABLE
6 - WHITE - 6
5 - BLACK - 5
4 - RED - 4
3 - GREEN - 3
2 - YELLOW - 2
1 - BLUE - 1
NOTICE: Remove this test
lead before installation.
IR Transmitter
Part#: 121227
Transmitter range: 26’ (7.9M)
IR Eye
Input
IR Eye
Low Voltage
Trigger
4-28 VDC
LVC-S: 3 Button Wall Switch(es) Part #: 121225
SWITCH B
SWITCH A
Low-Voltage
Wall Switch(es)
Dry Contact Closure
The 230V LVC-IV also used as a Single-Pole, Double-Throw dry closure to control equipment by the same means listed above.
If you encounter any difficulties installing or servicing
your LVC-IV, call your dealer or contact Draper, Inc.
Section 1 - Overview
The LVC-IV module contains a 3-screw terminal block for a low-voltage wall switch,
an IR receiver jack, a built-in RF receiver, two-RJ25 ports for RS232 / RS485,
a low-voltage relay port with cable and a user-serviceable 3.5 Amp fuse.
Compatible components for each are listed below.
Technical Specifications:
Power Supply: 230V / 50Hz
Temperature: -40° C – 85° C
Frequency: 433 MHz
Power: <300W
Transmit Power: <10mW
Sensitivity: -110dBm
Fuse: 3.15 Amp
COMPATIBLE COMPONENTS PART NO.
IRT / R Infrared Remote Control (Connects to IR Port)
121228
WRT / R Radio Frequency Remote (antenna built in)
121226
LVC-S
Low-Voltage Wall Switch.
121225
Low-Voltage Wall Switch w/ Locking Cover
121232
KS-1 Power Supply Key Switch.
121017
SP-KSM
3-position Momentary Key Switch
(Please Note: 'Stop' won’t work)
121022
Auxillary Control
Control systems employing “dry” contacts
or Serial Communication.
By Others

Draper LVC-IV Specifications

General

Brand	Draper
Model	LVC-IV
Category	Control Unit
Language	English

Summary

Overview of LVC-IV Module

LVC-IV Module Uses

Details primary applications including IR, RS232/RS485, low-voltage wall switch, and RF remote control.

Compatible Components for LVC-IV

Lists compatible remote controls, wall switches, key switches, and auxiliary control systems.

Programming RF Remote Control

Learning an RF Remote

Step-by-step instructions to pair a new RF remote transmitter with the LVC-IV module.

Un-learning a Single RF Remote

Procedure to remove a specific paired RF remote transmitter from the LVC-IV.

Un-learning All RF Remotes

Instructions for clearing all previously paired RF remote transmitters from the module.

RF Receiver Installation Precautions

Critical guidelines for installing the RF receiver to avoid interference and ensure optimal performance.

Infrared (IR) Remote Control Operation

Connecting the IR Eye

Details on connecting the IR remote control sensor (IR Eye) to the LVC-IV module.

DC Low-Voltage Trigger Functionality

Connecting the DC Trigger

Guide for connecting a projector's low-voltage output to the LVC-IV for screen deployment.

DC Trigger Operation Explained

Explains how the DC trigger controls screen deployment and retraction based on projector status.

RS232/RS485 Communication Parameters

RS232/RS485 Communication Settings

Lists essential communication parameters like Baud rate, data bits, parity, start/stop bits, and flow control.

RS232/RS485 Connector Pinout

Details the pin assignments for RS232/RS485 communication, including grounds and data lines.

Wiring the LVC-IV to the Motor

LVC-IV to Motor Wiring Diagram

Illustrates the internal screen wiring connections for LVC-IV to the motor and AC power.

AC Supply Wire Connections

Guidance on connecting AC supply wires, including connector types and routing through knockouts.