ADT Focus 200 Plus - Section 21; Specifications; Electrical;Mechanical Specifications

21-1
SECTION 21
Specifications
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In This Section
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Electrical/Mechanical Specifications
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Installation Criteria
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Approvals
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Electrical/Mechanical Specifications
AC Transformer
For Secondary Wire Runs
Up to 10’ in Length 120V, 60 Hz (Primary)
18V, 60 Hz, 50VA or 72VA (Secondary)
Battery (standby)
Type 12VDC Sealed lead-acid battery
50VA Transformer 7AH min. - 24AH max.
72VA Transformer 7AH min. - 34.4AH max.
Charge Voltage to Battery
Float Charging Voltage 13.65VDC (nominal)
Fuse (FS) PTC Resetable Fuse (nonreplaceable)
Low-Battery Signal 12.0VDC (nominal)
Low-Battery Cutoff 9.8VDC
Control Unit Power Output to RS-485 Buses
Nominal with AC Connected 13.65VDC
Max. Current 1.0A (Actual allowed is conditioned on
Standby Battery capacity provided; see below)
Fuses Fl (RS-485 #1) and F2 (RS-485 #2) PTC Resetable Fuse (nonreplaceable)
Maximum RS-485 Bus Load Current
(Standby Condition)
4-Hr. (7AH Battery) 1.0A
24-Hr. (34.4AH Battery) 1.0A
72-Hr. (34.4AH Battery) 132mA