Spectra (1641)
5
The Keypad Zone Sending option must be enabled when:
• You are using both of the control panel’s keypad zones and at
least one keypad zone is from a 1641 LCD Keypad module.
• You are using the keypad zones of other types of keypads and the
keypad zone definition of the 1641 LCD Keypad module (keypad
zone 1 or zone 2; Section [2] Option [3]) matches that of another
connected keypad.
Keypad Zone Requires 1k
Ω
EOL Resistor
Section
[2]
— Option
[2]
Off
= No (default)
On
= Yes
When option [2] is off, you do not need to install an EOL resistor.
When option [2] is on, you must install an external 1k
Ω
EOL resistor
as shown in Figure 1 on page 23.
Keypad Zone Set To Keypad Zone 1 or 2
Section
[2]
— Option
[3]
Off
= Keypad Zone 1 (default)
On
= Keypad Zone 2
The Spectra system supports two keypad zones, and this option
determines whether the on-board keypad zone input is identified as
keypad zone 1 or keypad zone 2.
Keypad Tamper Supervision
Section
[2]
— Option
[4]
Off
= Disabled (default)
On
= Enabled
The keypad can be ordered with or without an anti-tamper switch. If
you want the system to supervise the status of the anti-tamper
switch, you must turn on option [4]. If the tamper switch is open, the
