Users Manual WP 900 UHF.pdf - Jotron
Users Manual WP 900 UHF.pdf - Jotron
Users Manual WP 900 UHF.pdf - Jotron
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Installation Guide<br />
T942C- and T942C/2 Central Unit<br />
TD 91684GB<br />
Handook page<br />
3/128<br />
1 Central Unit T942C<br />
Figure 1. Central Unit T942C.<br />
1.1 General<br />
T942C is used in On Site Paging System (OSP), system 5000, Personal Security System<br />
(PSS), Cordless Telephone System CTS <strong>900</strong> and in Ascom 9d System. T942C controls all<br />
communication on the system bus and data buses. The Central Unit also generates code<br />
to all paging transmitters and enables parallel operation of separate installations. T942C<br />
can be converted for use as a common line equipment interface (CEI) in system 5000. All<br />
the inputs and outputs have transient protection, and all bus connections are equipped<br />
with chokes for increased EMC protection.<br />
Supply voltage: 12.5 V DC ± 10%<br />
Current consumption:<br />
Max 1A<br />
Delivery includes:<br />
• T942C<br />
• Modular system bus cabling<br />
Optional equipment that may be required:<br />
• A PC can be connected to 8-pin modular connector J09 on the T942C for RS232C<br />
communication. Adapters can be ordered from ATAB for 9-pin and 25-pin D-sub<br />
connectors. See 1.3.13 Connection of PC on page 15.<br />
Tools, etc., required:<br />
• Screwdriver<br />
• Cutting pliers<br />
• Screws for installation<br />
• Multi-meter<br />
2003-01-08 / Rev.C<br />
1
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