2
Specifications
•
Communication wiring is supervised and power-limited.
•
24V power wiring supplied by a 4010ES FACU is power-limited.
•
If the interconnected control unit is not used to provide operating power to the annunciator, a
regulated UL-listed 24VDC power supply for fire protective signaling is required.
•
A minimum 18 AWG Twisted pair wiring is required for communications. If twisted-
shielded pair wire is used, ground the shield at the main panel only.
•
Connect a dedicated earth ground connection to the back box, in accordance with NFPA 70,
Article 250.
Flush mount 4606-9102 LCD Annunciators
•
In masonry walls, use a Steel City GW-635-G (3½ in/89mm deep) masonry box, or an
equivalent box.
•
In plasterboard walls, use six listed gangable switch boxes, RACO 590 (3½ in/89mm deep),
RACO 600 (2½ in/63.5mm deep), RACO 601 (3½ in/89mm deep), or an equivalent box.
Surface mount 4606-9102 LCD Annunciators
•
Use a 2975-9206 box (2¾ in/69.85mm deep) or a 2975-9217 box (1¾ in/44.75mm deep).
Installing the
4606-9102 LCD
Annunciator
Complete the following steps to install the 4606-9102 LCD Annunciator:
1. Terminate the annunciator’s communication (COMM) and power lines as shown in Figure 2.
Figure 2. Terminating the COMM and Power Lines
2. Connect the ground harness to earth ground.
Note:
To prevent Electrostatic Discharge (ESD), use a wrist strap assembly that connects to ground. Ensure
the power is OFF before installing or servicing the annunciator.
Table 1: Power requirements and environmental limitations
Voltage
24VDC Power Supply.
24VDC Nominal/18VDC minimum.
Current
Maximum Current Draw.
with LCD Backlight OFF at 24VDC: 65mA.
Maximum Current Draw.
with LCD Backlight ON at 24VDC: 110mA.
Maximum Current Draw.
with LCD Backlight ON and Piezo ON at 18VDC: 140mA.
Temperature
Operating Range.
32°F to 120°F (0°C to 49°C).
Humidity
The equipment operates normally under non-condensing humidity conditions up to 93%,
relative humidity at 100°F (38°C).
4 3 2 1
24V
24C (0V)
TB2
6 5 4 3 2 1
TB1
- COMM
+ COMM
SHIELD
TB2-1 to 24C of next annunciator.
TB2-2 from 24C of FACU power
supply or previous annunciator.
TB2-3 to 24V of next annunciator.
TB2-4 from 24V of FACU power
supply or previous annunciator.
TB1-1 SHIELD to next annunciator.
TB1-2 SHIELD from FACU or previous annunciator.
TB1-3 +COMM to next annunciator.
TB1-4 +COMM from FACU or previous annunciator.
TB1-5 -COMM to next annunciator.
TB1-6 -COMM from FACU
or previous annunciator.
4606-9102 LCD Annunciator installation instructions
