Potter PFC-7500 Series - Manual (Page 7)

3
3.1 Description
A basic PFC-7500 Series system is made up of the alarm panel with built-in communicator, an enclosure, a 16.5 VAC
wire-in transformer, and a 12 VDC 7.0 Ah battery. You can add up to two alphanumeric keypads and one or more LED
keypads to the panel and also connect control and annunciating devices to the panel Form C and annunciator outputs.
Refer to the Power Requirements section in this guide when calculating power requirements.
3.2 PFC-7501 Wiring Diagram
The PFC-7501 system below shows some of the accessory devices for use in various applications.
Panel Reset
RE
D
BL
AC
K
GR
EE
N
Keypad bus
22 gauge min.
BL
AC
K
YE
LL
O
W
RE
D
Cold Water Pipe
Earth Ground
Output Header J11
Two Form C (SPDT) Outputs.
Zo
ne
2
AC
1 2 3 4 7 8 10 11 12 13 14 15 16
AC B+ B-
9
RED YEL GRN BLK Z1B- Z2 - Z2+
1
2
3
4
J12
Z1A- Z1B+ Z1A+
MODEL 7500 MAIN BACKUP
J11
N/C COM N/O N/C COM N/ O
Output Header J12
Four Open Collector Outputs.
50mA at 30 VDC resistive
Relay Sockets for Optional
Form C Outputs on J11
Requires Form C Relays
Telephone Connections
Zone 1
J10 Trouble Annunciator Header
S
S
Direct connect to
unswitched 120 VAC 60 Hz
Secondary Power Supply
12 VDC
1.2 Amps max. charging current.
Up to 500mA auxiliary
current at 12 VDC from
Terminal 7.
5 Zone LED Keypads
5 6
BELL SM K
Zone 4
Zone 5
Bell Circuit
Power
Supervision
Relay
(if code requires)
Keypad
Model RA-7692
30mA at 8 to 16 VDC
Expander
Model ZA714/ZA715
7mA at 12 VDC
+ 3.3k
EOLR
+
Smoke
Detector
RED
BLACK
GROUND
Output 1 Output 2
OU
TP
UT
1
OU
TP
UT
2
SILENCE/RESET
PUSH FOR ONE SECOND
Silence/Reset
Button
Silence/Reset
Header
17 18
Z3 - Z3+
19 20
Z4 - Z4+
21 22
Z5 - Z5+
W
W
Up to 100mA of current is available for
All zones are supervised
4-wire smoke detectors from terminal 6.
Bell Monitor
Zo
ne
3
S
S
- -
J13
Smoke
Detector
3.3k
EOLR
J14
TAM
Trouble
Annunciator
Module
Model 320
16.5 VAC 40V A
wire-in transformer
3.3k
EOLR
Keypad
Model RA-7630
63mA at 8.5 to 14 VDC
POWER
TROUBLE
ALARM
COMMAND
1 2 3 4
5 6 7 8
9 0
ABC DEF GHI JKL
MNO PQR STU VWX
YX
ENABLE
SILENCE
RESET
TEST
DRILL
Fire Command Center
C1 C4
U1
U2
CR3 TXD
J1
R E D Tens Ones
.6 Amps at 12 VDC
S
S S
S S S
POWER LIMITED
All circuits on the Model PFC-7501 comply
with the requirements for inherent power
limitation and are Class 2 except the
red battery wire.
WARNING
THIS UNIT MAY BE PROGRAMMED TO USE AN ALARM
VERIFICATION FEATURE THAT RESULTS IN DELAY OF THE SYSTEM
ALARM SIGNAL FROM THE INDICATED CIRCUITS. THE TOTAL
DELAY (CONTROL UNIT PLUS SMOKE DETECTORS) SHALL NOT
EXCEED 60 SECONDS. NO OTHER SMOKE DETECTORS SHALL BE
CONNECTED TO THESE CIRCUITS UNLESS APPROVED BY THE
LOCAL AUTHORITY HAVING JURISDICTION.
S
S
S S S S S S S
S S
S
S
S
S
S
USE MARKING
Commercial Protected
Premises Control Unit
TYPES OF SERVICE
Central Station DACT, Remote Station Signaling Service, Suitable for manual fire
alarm, automatic fire alarm, sprinkler supervisory or waterflow alarm.
Figure 1: PFC-7501 Wiring Diagram
System Components