ZP755B-2 Addressable Sensor Base Sounder
Installation Sheet
Description
The ZP755B-2 is an addressable sounder designed for use on
Ziton analogue addressable fire detection and alarm systems.
The sounder includes a volume control, an address-setting
switch, programmable tone settings, and a pair of jumpers to
select the operating power — from the analogue addressable
loop or an external supply. The sounder plugs into a base that
is purchased separately. See Table 1 for a list of model
numbers.
Table 1: Models
Model number
Description
Sounder:
ZP755B-2P
Addressable sensor base sounder, Polar white
Base:
SPB–2P
Plug-in base, Polar white
Installation
To install the device, follow these general steps.
1. Wire the base.
2. Set the operating power.
3. Set the address.
4. Set the mode of operation.
5. Set the tone.
6. Set the volume.
7. Mount the sounder onto the base.
The details of each step are given below.
Wiring the base
Connect the loop wiring for the plug-in base as shown in
Figure 1 below. There is no wiring between the sounder and
plug-in base.
Figure 1: Loop wiring for the plug-in base
1.
Ext. 24 VDC+ IN/OUT
2.
Ext. 24 VDC ground IN/OUT
5.
Loop+ IN/OUT
6.
Loop − IN/OUT
7.
Shield
Setting the operating power
The sounder includes a pair of power selection jumpers, J1
and J2. To select the source of the sounder operating power,
position the jumpers as show in Figure 2.
Figure 2: Power-selection jumper configuration
1.
Loop powered
2.
External 24 VDC
Note:
When using an external power supply, use only one that
is CE and EN 54-4 compliant to power all the sounders on the
same loop.
6
2
5
1
J1
J1
J2
J2
2
1