K-Tech SUREcom ET92A User manual

NOTE: There are no user serviceable
components in this unit. Please return
the unit to K-Tech for repair.
!
INSTALLATION
Remove larger 1” knockout(s) with a small tool, gently pushing inward from the
outside of enclosure. Shimmy the metal tab back and forth until it completely snaps off.
Push wire through side entry gap of strain relief provided. Adjust wire to desired length.
Snap strain relief into knockout hole from outside the enclosure with slight pressure.
Find a suitable mounting location near the RJ11C type modular jack (within the length
of the included modular cord—12’). Be sure to locate the unit away from sources
of AC noise such as lighting fixtures, conduits, or an elevator controller.
1. Mount the enclosure on a flat surface using the #10 screws provided.
2. Route the modular cord to the RJ11C type modular jack. Do not connect at this
time.
3. Install the phone(s).
4. Refer to wiring diagram (pg. 2) and make all necessary connections.
5. Plug modular cord into the RJ11C modular jack.
6. Test the system.
RECOMMENDED TELEPHONE LINE SPECIFICATIONS
Line Voltage 24 VDC (±3 VDC) on-hook voltage
Loop Current 30 mA minimum (lower current could cause low volume and
misdialing)
Compatible line types are standard analog, two-wire central office lines from the local
telephone company or some internal PBX system.
The telephone line will be assigned a telephone number which allows the called party
to call back to the dialer and phones. Take care to note this number and supply it to
the called party.
K-TECH SUREcom Intercom Module – ET92A
QUICK GUIDE AND INSTRUCTIONS
TESTING
1. Press the activating push-button of the emergency phone. Dial
tone will be heard for a few seconds, then automatic dialing will
commence.

2. After the phone call is connected, pick up the machine room/
lobby phone. The original call should be disconnected and the
intercom module will connect the machine room/lobby phone.
Hang up the machine room/lobby phone, wait 2 seconds, and then
pick up again to confirm it will call back.
Note: If multiple phones on a phone line, be sure to call into each
phone separately. To confirm each phone is programmed
correctly, select the ID code after the greeting message.
Note: Make sure wiring does not interfere with components
and keypad when finalizing installation.
1-800-993-9399
860-489-9399
860-489-4399 (Fax)
K-Tech International
56 Ella Grasso Ave
Torrington CT 06790
Complete warranty and repair information at:
www.KTechOnline.com
WIRING
The incoming telephone line should be terminated with an RJ11
type modular ADA phone wiring should be minimum 20 AWG
twisted/shielded wire if in an area of AC inductance or RF
interference.
Pg. 1

K-TECH SUREcom Intercom Module – ET92A
SUREphone ET901A Shown
Mount enclosure,
within 12 feet of an
RJ11 type modular
wall jack and 6 feet
of a 120 VAC
source using the
screws provided.
1
NOTE:
With multiple phones
on system, each
must be programmed
with ID # - See
SUREphone manual.
Connection to
phone company
RJ11
SPECIFICATIONS
Telephone Line: Standard Analog CO or PBX
Power Requirements: 110V AC through power cube provided, UL Listed
Connection: Tip and Ring to modular RJ11 connector
Circuit Protection: Resettable fuses on both Tip and Ring, Transient surge suppression across Tip and Ring BOK088 041717
Plug battery into circuit board and install.
2
Test system by following
instructions on handset.
8
Hook up elevator phone(s).

7
Plug in power supply
to 120V AC source
and circuit board.
6
Plug handset cord
into circuit board.
5
9 Hang up handset and test elevator
phones, test interrupt feature by
picking up handset during call.
Test phone line by
temporarily
plugging HANDSET
into phone jack.
Plug supplied
modular cable into
phone jack and
circuit board.
3
4
Pg. 2
ET105 HANDSET