
• Unique design accommodates both wood and
• Operating voltage: 12 VAC/VDC
•
SD-995A-D3Q
Weatherproof Door/Gate Strike
Manual
metal doors
Fail-secure operation
Reversible for right or left-handed doors
Zinc alloy body
Corrosion-resistant case and moving parts
Complete mounting hardware included
1,034-lb (470kg) Holding force
Tested to 250,000 cycles
Current draw: 310mA@12VDC
Strike depth: 9/16" (15mm)
Faceplate size: 31/2"x17/16"x1/8"
(89x35x3 mm)

SECO-LARM® Weatherproof Door/Gate Strike
0~95% RH (no condensation)
31/2"x17/16"x1/8" (89x35x3 mm)
31/2"
(89mm)
3"
(76mm)
2 SECO-LARM® U.S.A., Inc.

SECO-LARM® Weatherproof Door/Gate Strike
1. Measure the latch line (see fig. 1).
the door jamb and the face of the door latch.
If cutting into a wooden door, use a chisel
a. Measure the distance between the face of
This is the vertical latch distance.
b. Measure the vertical latch distance on the
door jamb from the face of the door jamb. At
that point, draw a vertical line. This is the
latch line.
Measure the center line (see fig. 2).
a. Measure the distance from the floor to the
center of the door latch. Ignore the location
of the deadlatch pin when taking
measurements.
b. Measure the same distance as above along
the inside of the door jamb. This is the
center line.
Align the included mounting template to the latch
and center lines (see fig. 3)
Using the template as a guide, cut into the door
jamb to a depth of
NOTE:
to knock out a 1/8” (3mm) deep cut as shown on
the template.
Using two of the included machine screws, affix
the mounting tabs to the inside of the door jamb
(see fig. 4).
Connect the two wires from the access control or
egress device, e.g. keypad, push-button switch,
push-bar, etc. to the door strike wires.
Polarity is not important.
Conceal all wires in the door frame. Use two of
the included machine screws to mount the unit to
the mounting tabs. Adjust as needed to ensure
the door closes smoothly (see fig. 5).
3
/4” (19mm).
Vertical latch distance
SECO-LARM® U.S.A., Inc. 3

SECO-LARM® Weatherproof Door/Gate Strike
Electric strike does not activate
• Remove the strike and check that the wires are
Door does not open when the
• Check that the door latch is operating properly, and
adjusted by moving it or adding washers or shims
Fail-Secure Electric Door Strike
Fail-Safe Electric Door Strike
Indoor Access Control Keypad
Electric Door Strike for Metal Doors
Electric Door Strike for Wood Doors
This SECO-LARM product is warranted against defects in material and workmanship while used in normal
service for three (3
LARM’s obligation is limited to the repair or
replacement of any defective part if the unit is returned, transportation prepaid, to SECO
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 i
The sole obligation of
SECO
consequential personal or property
damage of any kind to the purchaser or anyone else.
LARM reserves the right to
change specifications without notice.
Copyright © 2016
y not be reproduced or copied, in whole or
in part, without the written permission of SECO
16842 Millikan Avenue, Irvine, CA 92606
Website: www.seco-larm.com
Phone: (949) 261-2999 | (800) 662-0800
Email: sales@seco-larm.com
SD-995C
SD-990AQ
electric strike is activated
) years from the date of sale to the original customer. SECO-
SD-994C
SD-990BQ
SD-996C-NUQ
SK-1011-SDQ
connected properly
• Use a multimeter to test that the strike is receiving
the proper voltage and amperage.
If it is not, it may be necessary to use heavier gauge
wires, or increase the output of the power supply
• Make sure the activation device (keypad or
pushbutton switch) is working properly
replace if necessary
• The position of the electric strike may need to be
-LARM.
-
LARM and the purchaser’s exclusive remedy, shall be limited to the replacement or repair only, at SECO In no event shall SECO-LARM be liable for any special, collateral, incidental, or
The information and specifications printed in this manual are current at the time of publication.
-LARM policy is one of continual development and improvement. For this reason, SECO-
SECO-LARM U.S.A., Inc. All rights reserved. This material ma
SECO-LARM is also not responsible for misprints or typographical errors.
4 SECO-LARM® U.S.A., Inc.
-LARM.
n material and workmanship.
MI_SD-995A-D3Q_160518.docx