Page 2
P a g e Salcom Product Documentation This document is designed to familiarise you with Salcom products and guide you through the hardware, configuration, installation and overall system management. Salcom is an environmentally conscious company and in an effort to conserve paper no longer prints manuals with shipped products.
P a g e Warranty and Disclaimer Salcom products are warranted for a period of 12 months from the date of purchase against faulty materials and workmanship. Should any fault occur the unit should be returned to the vendor, freight pre-paid. Please include a description of the fault to assist with prompt return.
The 12-34 is a low cost scalable relay output solution. Each 12-34 can allow 4 relays to be controlled using the Salcom relay control protocol. The 12-34 can be daisy chained to allow any number of relays to be controlled.
Not Used RS232 Rx RS232 Tx RS232 Tx RS232 Rx Figure 2. Pin outputs for relay connectors. 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand April 2018...
Page 6
When in configuration Mode the 12-34 will respond with: “SALCOM 12-34-0000 Configuration” “(1) To set Relay 1 monoshot time” 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand...
Page 7
“Relay 1: Enter time in mS (0 = Latched, Max 1800000)” When setting unit ID the 12-34 will respond with: “Unit ID: Enter unit ID (0-99)” 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand...
Error Condition Relay Operation Relays are controlled using Salcom relay control protocol – see (Relay Control Protocol below). The 12-34 will tolerate 12-84 protocol, looking for the relay control protocol payload embedded in the string. The 12-34 will tolerate the relay control protocol being embedded anywhere within a string, so will cope with messages like “Main Door Open 01109”...
Page 9
Will open relay 1 and 2 on a unit with the ID of 23. 23012349 Will open relay 1,2,3 & 4 on a unit with the ID of 23 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand...
Page 10
Multiple Unit Set-Up Figure. 4. Multiple units controlled by a 12-84 receiver Figure. 5. Multiple units controlled by a PC 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand...
P a g e | 10 Technical Specification Technical Specification 12-34-0000 - Relay Output Expansion Module Power Supply +13.8V typical (11 to 15 VDC range) Power Consumption Normal Operation: 37mA Relays: 20mA per energized relay Configuration Application Terminal Programming Cable...
P a g e | 11 How to Contact Us Sea Air and Land Communications (Salcom) Ltd 10 Vanadium Place Addington Christchurch 8024 New Zealand +64 (0)3 379 2298 W: www.salcom.com support@salcom.com 12-34-0000 RELAY OUTPUT EXPANSION MODULE Product Manual Sea Air and land Communications Ltd, 10 Vanadium Place, Addington, Christchurch 8024, New Zealand...