Installation Guide for SECURITY BRANDS models including: 37-LE1, 37-LE1 Ascent Link Extend, Ascent Link Extend, Link Extend

SBI Install Guide Ascent Link Extend IG-37LE1-EN-US Rev A DRAFT v1

© 2025 Security Brands, Inc. All rights reserved.

[PDF] Install GUIDE - Security Brands, Inc.

Network Status LED. Status indicated by color: Blue - connected to primary unit. Magenta (solid) - connected to. Link unit but not primary unit.

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Install GUIDE

1

Unpack box and make sure you have all items shown here.

1 of 1

Model 37-LE1

2

Remove screws and open unit cover for wiring and setup.

Extend Unit

3 Connect to power.
Feed wires through cable gland, and connect as shown.
Suitable 12-VDC Power Supply (not included)
POWER
12­24 VDC
Ascent Link Unit
What's what?
All important components labeled

NEG. (­) POS. (+)

 CAUTION 
When connecting a power supply, remember to connect positive to positive and negative to negative to avoid damage.
Reversing polarity can damage the unit and void the warranty!
We recommend using 18-gauge stranded wire for all connections.

4

Match DIP switches on keypad unit with DIP switches on primary unit to

get units ready for pairing.

(Default is 1 off, 2 on, 3 on, 4 off.)

=

1234

1234

5

Confirm primary and Ascent Link units have power, and then scan QR code

below for completing pairing process.

N
INSTALLATION COMPLETE!
If paired, your Ascent Link unit is ready to use.

Unit shown with cover removed. Internal wiring not shown for clarity.
Power Terminals For wiring to power. See Step 3.

Need More?
Use the QR code below to get access to more resources, including how-to videos and additional wiring diagrams for connecting accessory devices, as well as information on pairing.

Reset Button For reset procedures. Scan QR code on next page
for instructions.
DIP Switches For pairing with primary unit.
Scan QR code for more.

Power Indicator LED
Network Status LED Status indicated by color:
Blue - connected to primary unit Magenta (solid) - connected to Link unit but not primary unit Magenta (flash) - no connection (isolated)

Ascent Link Extend
(37-LE1)

 CAUTION 
Tighten the cable gland, and seal any openings created in the enclosure.
Failure to follow these instructions can damage the unit!

© 2025 Security Brands, Inc. All rights reserved.

Call (972) 474-6422 Email support@summitcontrol.com
We are available Mon­Fri / 8am­5pm Central

IG-37LE1-EN-US Rev. A (5/2025)