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System Overview
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Available for one of the following:
– 4-wire inputs; or
– 2-wire inputs and an ELR; or
– facilitate multiple unit systems
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Trigger input voltage: 12 and 24 VDC
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Input trigger draw in alarm polarity:
– 12 VDC, 5.68 mA maximum per input
– 24 VDC, 12.26 mA maximum per input
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12 AWG (3.31 mm²) to 18 AWG (0.821 mm²)
End-of-line Resistor Reference – TB3 (on Control circuit board); terminals REF+ and REF–
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Used for the ELR compare feature
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Range: 1.9K ohms to 25K ohms
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12 AWG (3.31 mm²) to 22 AWG (0.326 mm²)
NAC Output Circuits — TB4 (on Control circuit board); terminals 1L1(+), 1L2(–), 2L1(+), 2L2(–), 3L1(+), 3L2(–), 4L1(+), and
4L2(–) — alarm polarity in parentheses (See below for other TB4 terminals.)
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Supervised, special application, and power-limited
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Voltage rating: 24 VDC filtered.
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Current:
– Maximum for any one circuit: 3.0 A
– Maximum total continuous for all outputs: HPFF12, HPFF12CM, HPFF12E, HPFF12CME: 12.0 A
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Output circuit types:
– four Class B (Style Y); or
– two Class A (Style Z);
– two Class B (Style Y) and one Class A (Style Z) NACs; or
– four Class A (Style Z) NACs with optional HPP31076 Class A adapter
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12 AWG (3.31 mm²) to 18 AWG (0.75 mm²)
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Refer to the HPP Device Compatibility Document #54399. for listed compatible devices.
Trouble Contact Rating — TB2 (on Control circuit board); terminals TROUBLE: N/C, COM, and N/O
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Not supervised
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Fail-safe Form-C relay
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Normally energized, transfers with NAC, battery, charger (in standby), AC loss, ground fault, and auxiliary output trouble
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2.0 A @ 30 VDC
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AC loss trouble can be delayed for 2 hours (see "Programming Options")
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12 AWG (3.31 mm²) to 18 AWG (0.75 mm²)
AC Fail Contact Rating — TB2 (on Control circuit board); terminals AC FAIL: N/C, COM, N/O (See above for other TB4 termi-
nals.)
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Not supervised
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Fail-safe Form-C relay
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Normally energized, always transfers with AC loss
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2.0 A @ 30 VDC
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12 AWG (3.31 mm²) to 18 AWG (0.75 mm²)
Battery Charging Circuit — TB1 (on Control circuit board); terminals +BATT and –BATT
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Supervised, non-power-limited
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Supports lead-acid type batteries only
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Float charge voltage: 26.6 VDC
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Charger disabled if battery voltage falls below 15 VDC
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Maximum charge current: 0.75 A
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Battery fuse (F1): 15 A, 32 V
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Maximum battery capacity: 26.0 AH
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Minimum battery capacity: 7.0 AH
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Power supply draws a maximum standby current of 75 mA from batteries
Auxiliary Output — TB4 (on Control circuit board); terminals +A and –A (See above for other TB4 terminals.)
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Voltage checked for excessive loading, power limited (PTC), special application
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Voltage rating: 24 VDC continuous (even in alarm)
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Current: 2.0 A maximum. (Subtract auxiliary load from total to determine available NAC load.)
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12 AWG (3.31 mm²) to 18 AWG (0.75 mm²)
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For a list compatible optional modules that can be connected to the Auxiliary output, see the HPP Device Compatibility Document
#54399.
10
HPFF12 NAC Expander — P/N 53576:B3 10/1/2018
Specifications
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