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Sigtronics Emergency Intercom Technical Information

On this page you will find installation and operating instructions for our intercoms. The files are in Adobe PDF format and can be opened by Adobe Acrobat Reader. You will need Acrobat Reader 5.0 or higher. You do not need Acrobat Pro to view our pdf documents. Click on the Get Reader button below to download your free copy from Adobe.

Emergency Products Warranty Registration. To register your Sigtronics product, please use the linked form.

For technical information on the use or installation of Sigtronics products not covered here, E-mail Technical Support: tech@sigtronics.com or call Monday through Friday 8:00 am to 4:30 pm Pacific Time. 909 305-9399

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UltraSound Intercoms
UltraSound Intercom
Installation
and
Operating
Instructions

Models: US-45S, US-67S, US-45D, US-67D, US-SR, and US-DR

Installation and Operating Instructions pdf

Models: US-12S and US-12D

Installation and Operating Instructions pdf

Models: US-LAC4 and US-LAC6

Installation and Operating Instructions pdf

Models: US-LAC4-A and US-LAC6-A

Installation and Operating Instructions pdf

Operating
Instructions

Models: All UltraSound Intercoms

User Operating Instructions pdf

Special
Instructions

Models: US-12S and US-SRE

12 Way Intercom Pin-out Instructions pdf

Models: US-12D and US-DRE

12 Way Intercom Pin-out Instructions pdf

To install Sigtronics headsets with Radio-Push-To-Transmit buttons. Use instructions to wire these jacks into a Sigtronics UltraSound intercom system.

Jack 4 Conductor Wiring Instructions pdf

Fire Truck DiagramSystem
Overview
US-45S Overview pdf Engine, 4 Position, Single Radio System.
US-45D Overview pdf Engine, 4 Position, Dual Radio System.
US-45D Overview pdf Engine, 4 Position, Bluetooth Cell Phone, Dual Radio System.
US-67D Overview pdf Engine, 6 Position, Dual Radio System.
US-67D Overview pdf Fire EMS, 6 Position, Dual Radio System.
US-67D Overview pdf Fire EMS, 6 Position, Bluetooth Cell Phone, Dual Radio System.
US-67D Overview pdf Aerial, 6 Position, Dual Radio System.
Emergency Unit Radio / Music Switcher
MRIM-2 Radio Switcher
Installation
and
Operating
Instructions

Model: SRS-4
For: US-45S, US-45D, EAI-S4, and EAI-D4

Installation and Operating Instructions pdf

Model: SRS-6
For: US-67S, US-67D, US-SR,US-DR, EAI-S6, and EAI-D6

Installation and Operating Instructions pdf

Model: SRS-12
For: US-12S and US-12D

Installation and Operating Instructions pdf

Model: SRS-M
For: MRIM-2

Installation and Operating Instructions pdf

UltraSound CFR Intercoms
US-CFR Intercom

Models: US-CFR and Dual-CFR

Installation and Operating Instructions pdf

System
Overview

Models: US-CFR and Dual-CFR Systems.

US-CFR Overview pdf

MRIM-2 – Mobile Radio Interface Module
MRIM-2 System

Model: MRIM-2

Installation and Operating Instructions pdf

Bluetooth Unit

Instructions for using a Sigtronics Intercom / MRIM-2 System with a Bluetooth Cellular Telephone.

Bluetooth Cellular Interface with MRIM-2 pdf

800185 Switch Box

Instructions for using a Sigtronics Intercom System and a Cellular Telephone.
Toggle Switch Kit P/N 800185

Cellular Interface with MRIM-2 pdf

Special
Installation
Instructions

Wiring diagram for using a Sigtronics Intercom System and a Cellular Telephone with a Sigtronics RPTT headset.

Cellular Interface with MRIM-2 and RPTT Headset pdf

Wiring diagram for using two Sigtronics MRIM-2 systems with a Cellular Telephone and Radio.
Toggle Switch to select audio receive and radio transmit / cellular phone.

Cellular and Radio Interface with Dual MRIM-2 – Audio Select pdf

Wiring diagram for using two Sigtronics MRIM-2 systems with a Cellular Telephone and Radio.
Toggle Switch to select radio transmit / cellular phone. Radio and cell phone audio at all times.

Cellular and Radio Interface with Dual MRIM-2 – Audio Both pdf

Wiring diagram for using two Sigtronics MRIM-2 systems with dual Radios.
Dual PTT switches for radio transmit.

Dual Radios and MRIM-2 Interface – Dual PTT Switch pdf

Wiring diagram for using two Sigtronics MRIM-2 systems with dual Radios.
Toggle switch for radio transmit select.

Dual Radios and MRIM-2 Interface – Toggle Switch pdf

Wiring diagram for using three Sigtronics MRIM-2 systems with three Radios.
Rotary switch for radio transmit select.

Three Radios and MRIM-2 Interface – Rotary Switch pdf

Wiring diagram for a PA system interfaced to a Sigtronics intercom through a MRIM-2.

PA System Interfaced to Sigtronics Intercom pdf

S-A-F-E Communicator
SAFE Communicator
Installation
and
Operating
Instructions

Model: S-A-F-E

Installation and Operating Instructions pdf

Model: All S-A-F-E Communicator

Operating Instructions pdf

EAI Intercom
EAI Intercom
Installation
and
Operating
Instructions

Models: EAI-S4, EAI-S6, EAI-D4, and EAI-D6

Installation and Operating Instructions pdf

Models: All EAI Intercoms

Operating Instructions pdf

Special
Installation
Instructions

To install Sigtronics headsets with Radio-Push-To-Transmit buttons. Use instructions to wire these jacks into a Sigtronics EAI intercom system.

Jack 4 Conductor Wiring Instructions pdf