Keri Systems EntraGuard Titanium Installation Guide - Manual (Page 3)

EntraGuard
®
Titanium Telephone Entry Controller
Installation Guide
Page 3 of 6 P/N: 01551-001 Rev. B
2.0 RS-232 Serial Port
An RS-232 serial connection between the EntraGuard unit and the host computer can be done one of two ways:
• by a direct serial connection (50 feet maximum)
• through an external modem
2.1 Direct Serial Connection
The Keri Systems part number for this cable is KDP-552.
Figure 3: PC/DB-9F to Telephone Entry/TB-12 RS-232 Direct Serial Connections
2.2 Modem Connection
The Keri Systems part number for this cable is KDP-929M.
Figure 4: Modem/DB-9M to Telephone Entry/TB-12 Serial Port Connection