Equipment Required - EMS 7940 IRIS+ Installation And Programming Instructions

EMS 7000 IRIS +

3. Equipment Required:

7940 Contact Operated Transmitter
7256 IRIS Receiver with standard 7200 software or 7703 Receiver
Power Supply Units
Windows HyperTerminal with serial lead if programming changes
are required.
3.1 Remote devices and high gain aerials may also be required for range extension,
depending upon the customer's specification and requirements. Please note both
the contact operated transmitter and the IRIS receiver will require an external
power supply, whilst the 7703 receiver is available with a built in power supply
part number 7703/P. Figure 1 shows a typical IRIS radio system, whilst Figure 2
shows an alternative system using a Single Channel 7703 Receiver:-
7940
Half Watt Txer Half Watt Txer
Four Input Data Four Input Data
Transmissions
7256 IRIS+ Rxer
Figure 1
7940
Transmissions
7940 ENGINEERS GUIDE v2.2 – 13/04/10
4
7940
Half Watt Txer