SM-226LQ / SM-226L-3Q
Overhead Door Magnetic Contacts
Manual
1. Mount the contact on the floor near the bottom of the door. Ensure that the contact switch is in a safe location away
from equipment interference and near where the magnet will be when the door is closed.
2. Run the armored cable to the side and connect its two wires to two wires from the alarm control panel
3. Mount the magnet on the roll up door so that it will trigger the contact when the door is closed. Be sure that the gap
between the contact and magnet does not exceed 2
3
/
4
" (70mm).
NOTES:
1. Contact and magnet must be installed on the
protected side of the door.
2. On wood surfaces, the magnet must be
installed at least
1
/
4
″ (6.4mm) from the switch
housing to comply with UL 681 installation
Operating voltage: 12~24 VDC
• 2
3
/
4
" (70mm) Gap for overhead doors
• Adjustable to fit most door-channel widths
• 24" (61cm) Armored wire leads
• Reed switch has deactivated rhodium on gold under-
plating
• SM 226LQ For closed-loop circuits
• SM-226L-3Q For open or closed-loop circuits
• IP66 – Epoxy sealed for weatherproof installation
• Mounting bracket included
• Limited lifetime warranty
SECO-LARM
®
U.S.A., Inc.
16842 Millikan Avenue, Irvine, CA 92606
The SECO-LARM policy is one of continual development and improvement. For that reason, SECO-LARM reserves the right to change specifications without notice. SECO-
not responsible for misprints. All trademarks are the property of SECO-LARM U.S.A., Inc. or their respective owners. Copyright © 2020 SECO-LARM U.S.A., Inc. All rights reserved.
SM-226LQ only
®
PITSW1
Model SM-226LQ SM-226L-3Q
Loop type Closed loop Open/Closed loop
Electrical configuration N.O. (SPST) NO/NC/COM (SPDT)
Operation gap 2
3
/
4
″ (70mm)
Connectors 24″ (61cm) Armored leads
Material
Switch Heavy-duty cast-aluminum case
Contacts Deactivated rhodium on gold underplating
Magnet ABS plastic on L-bracket
Contact rating
1.0A@10VDC (max.)
0.2A@10VDC (max.)
10W (max.) 3W (max.)
Operating voltage 12~24 VDC
Operating temperature -15°~160° F (-25°~70° C)
Switch cycles 50 Million (0.1mA@5VDC)
Switch dimensions 4
5
/
16
″x1
3
/
4
″x
7
/
16
″ (109x44x11 mm)
Magnet dimensions 3
15
/
16
″x2″x2″ (100x51x51 mm)
Magnet type Alnico 5
California Proposition 65
These products may contain chemicals which are known to the State of California to cause cancer and birth defects or other re
more information, go to www.P65Warnings.ca.gov.
This SECO-LARM product is warranted against defects in material and workmanship while used in normal service for the lifetime of the product.
SECO-LARM’s obligation is limited to the repair or replacement of any defective part if the unit is returned, transportation prepaid, to SECO-LARM. Under no circumstances will SECO-LARM be
responsible for any costs or charges for removal, installation, or reinstallation. This Warranty is void if damage is caused by or attributed to acts of God, physical or electrical misuse or abuse,
neglect, repair, or alteration, improper or abnormal usage, or faulty installation, or if for any other reason SECO-LARM determines that such equipment is not operating properly as a result of causes
other than defects in material and workmanship. The sole obligation of SECO-LARM, and the purchaser’s exclusive remedy, shall be limited to repair or replacement only, at SECO-LARM’s option.
In no event shall SECO-LARM be liable for any special, collateral, incidental, or consequential personal or property damages of any kind to the purchaser or anyone else. This lifetime limited
warranty is for products sold and installed in the United States and Canada. For all other countries the warranty is 1 (one) year.
Panel
Type: S
49J5
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