PRODUCT DESCRIPTION
SPECIFICATIONS
Input power
18 to 26.4 Vdc, 92 mA - Standby
110 mA - Active
RS-485 NET
RS-485 ANN
RS-232
Relay contacts
Temperature range
Humidity range
Maximum device capacity
10 nodes
Maximum line impedance
0.44 f/100
Maximum wire size
14 AWG (1.5 mm )
Maximum device capacity
30 addresses
Maximum line impedance
0.44 f/100
Maximum wire size
14 AWG (1.5 mm )
Non-isolated, 50 ft. (15.2 m) max.
Must be located in the same room.
Alarm and Trouble
Form C, rated at 24 Vdc nominal @ 1 A
Supervisory
Form A, rated at 24 Vdc nominal @ 1 A
32 to 100 °F (0 to 38 °C)
0 to 93% RH
m
W
m
W
2
2
The Central Processor Unit (CPU) consists of the
microprocessor and the circuits, which act as the
primary interface between the network and the remote
annunciators. Two RS-485 communication ports provide
network and annunciator loop connections. An RS-232
port provides a connection for the printer or the
download cable to the fire alarm control panel. Relay
contacts provide supervision for alarms, supervisory
conditions, and trouble conditions.
The CPU functions as a node on a Class A (Style 6) or
Class B (Style 4) network. It also functions as a
controller by sending and receiving tokens (in peer-to-
peer fashion) to other
controllers.
The CPU receives its power from a listed Primary or
Auxiliary Power Supply. The CPU also provides its own
protection from transient spikes, which may arise from
any source, including the power supply.
network
PRODUCT DIAGRAM
DATE: 22AUG00
INSTALLATION SHEET:
INSTALLATION SHEET P/N: 387469
FILE NAME: 387469.CDR
REVISION LEVEL: 2.0
CREATED BY: B. Graham
APPROVED BY: B. Wanek
2-CPU
Central Processor Unit
EDWARDS SYSTEMS TECHNOLOGY, INC.
SARASOTA, FL: 941-739-4300 FAX 941-753-1806
CHESHIRE, CT: 203-699-3000 FAX 203-699-3075
OWEN SOUND, CANADA: 519-376-2430 FAX 519-376-7258
INTERNATIONAL, CANADA: 905-270-1711 FAX 905-270-9553
Disconnect power to cabinets before installing or removing components.
Failure to do so may result in serious injury or loss of life.
Warning!
Wire Stripping Guide
Strip 1/4" from the ends of ALL wires that connect to the terminal blocks of
the module.
CAUTION:
Exposing
than 1/4" of wire may cause a ground fault.
Exposing
than 1/4" of wire may result in a faulty connection.
more
less
1/4" (6.4 mm)
Observe static-sensitive material handling practices.
Caution!
Jack
Function
J1
24 Vdc in (not used)
J2
Data cable to the 2-LCD (front panel display module)
J3
24 Vdc out (not used)
J4
RJ-45 (download)
J5
Not used
J6
Not used
J7
2-ISO
J8
2-ISO
J2
J5 JE
J8 J7 J4
2-ISO
DS3
DS2
DS1
LED
Indication
Color
DS1:
Internal communications
Green
DS2:
CH2 TXD
Green
DS3:
CH1 TXD
Green
LEDs
JACKS
J1
J3
Note: J7 and J8 of the 2-ISO plug into J7 and J8 of the CPU.
CPU
Technical Manuals Online! - http://www.tech-man.com
firealarmresources.com
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