Specifications

Section 3: Installation Planning
3-21
3.12 INSTALLATION SEQUENCE
The following is a suggested order for installing a Alto 818 security access system. If the
installation is an upgrade or an addition to an existing system, the procedures will vary.
CAUTION:
Do not power up the system until the wiring is complete and has been double-
checked.
1. Complete the installation plan.
2. Install S-Net, monitor input and relay output wiring. Install coaxial cable for analog sensors
and MSMs.
3. Mount the Alto 818, SE 778(s), SE 774(s), one or more power supplies and make the wire
connections between them. DO NOT POWER UP!
4. Mount readers and door hardware.
5. Terminate wiring to readers and hardware.
6. Terminate wiring to the Alto 818.
7. Power-up and perform initial testing.