CS175-275-575-875 Installation Guide
111
SPK+
SPK-
Connect to the speaker(s). Maximum speaker wire run: 1000’ (300m).
Minimum speaker rating: 5 Watts, 8 Ohms. Do not go below 4 Ohms.
19.2.2 Specifications
Operating power
12 VDC supplied from CSx75
Current (Standby)
50 mA
In Session
100 mA
Operating temperature
0 to 49°C
Dimensions
10 cm wide * 9.5 cm high * 2.54 cm deep
Shipping weight
100 g
Telephone Requirements
Touchtone
19.3 General operating instructions
The system operates in the following manner, regardless of how a two-way session is
started.
•
The session timer is started (Location 3).
•
All microphones are on (Location 0).
•
Low gain listen-in audio mode is selected (automatic).
•
Level 0 command set is active (automatic).
The CS534 operates in one of two modes programmed in location 0, segment 1.
19.4 Line-hold or call back
The following sections explain how the CS534 operates in line-hold or call back mode.
19.4.1 Line hold mode
Steps
1. An alarm is recognized.
2. The phone line is seized from the control panel and all phones on the premises.
3. The line disconnects (goes off hook).
4. The CS534 sends a tone indicator to the central station. See
Tones
on page 113
for more information.
5. If a line hold digit (location 2) has been programmed, the system waits for the digit
to be received before a two-way session is started. If the digit is not received