HPFF12 NAC Expander —
P/N 53576:B 11/24/2010
15
Specifications
System Overview
Auxiliary Output — TB4 (on Control circuit board); terA and –A.
(See above for
other TB4 terminals.)
•
Voltage checked for excessive loading, power limited (PTC), special application.
•
Voltage rating: 24 VDC continuous (even in alarm).
•
Current: 2.0 A maximum. (Subtract auxiliary load from total to determine available NAC load.)
•
12 AWG (3.31 mm²) to 18 AWG (0.75 mm²).
•
For a list compatible optional modules that can be connected to the Auxiliary output, see
Appendix A, “Device Compatibility”.
g
g
Figure 1.1 Control Circuit Board
REF+
REF–
Signal 1 +IN
Signal 1 –IN
Signal 1 +OUT
Signal 1 –OUT)
Signal 2 +IN
Signal 2 –IN
Signal 2 +OUT
Signal 2 –OUT
LEDs
(top to bottom):
LED1 (Power On)
LED2 (Auxiliary Trouble)
LED3 (Battery Trouble)
ED4 (Ground Fault Trouble)
LED5 (Signal 4 Trouble)
LED6 (Signal 3 Trouble)
LED7 (Signal 2 Trouble)
LED8 (Signal 1 Trouble)
SW2
Reset
TB2
(lef
t to
r
ight
):
AC Fail N/O
AC Fail COMM
AC Fail N/C
T
rou
ble N/O
’
T
rou
ble COMM
T
rou
ble N/C
TB1:
BA
TT–
BA
TT
+
J1
Charger Disable
J2:
Ground Fault Disable
HP
F
F
8
12
PC
A.
cd
r
SW1
(lef
t to
r
ight
):
SI
G SEL
AC 2 H
R
SYN SE
L
‘B
’
SYN SE
L
‘A
’
SI
G 3/
4
‘B
’
SI
G 3/
4
‘A
’
SI
G 1/
2
‘B
’
SI
G 1/
2
‘A
’
TB4:
A+
A–
1L
1
1L
2
2L
1
2L
2
3L
1
3L
2
4L
1
4L
2
TB3
(top to bottom):
Alarm Polarity
Shown
