Specifications

24
Diagrams are for reference only.
Consult the appropriate installation sheet for wiring details.
TM
CONTROL PANELS
EST3 NETWORKEST3 NETWORK
EST3 NETWORKEST3 NETWORK
EST3 NETWORK
3-CPU1 Central Processor Unit Module
As a single node standalone system, the 3-CPU1 can control up to 19 local rail modules. For larger
systems, up to 64 nodes interconnect on a peer-to-peer multi-priority token ring protocol network.
Communications Cards (mount to back of module)
3-RS232:3-RS232:
3-RS232:3-RS232:
3-RS232: Two optically-isolated RS-232 ports support connection of a printer and/or an external
command center.
3-RS485A/B:3-RS485A/B:
3-RS485A/B:3-RS485A/B:
3-RS485A/B: The 3-RS485A card provides a Class A or Class B circuit for network
communications signal and two additional circuits for Class A digitized audio signals. The 3-
RS485B card provides one Class B circuit for network communications and one for the digitized
audio signals.
3-CPU1
CENTRAL PROCESSING UNIT MODULE
12 435678910
N.C. TROUBLE
COM. TROUBLE
N.O. TROUBLE
N.O. ALARM
COM ALARM
N.C. ALARM
N.O. SUPV.
COM SUPV.
N.C. SUPV.
SYSTEM TROUBLE RELAY
(shown in normal state)
SYSTEM SUPERVISORY RELAY
COMMON SYSTEM RELAYS
SYSTEM ALARM RELAY
11 112 214 413 315 516 617 718 819 920 10
OR
Network Data Riser
Network Audio Riser
Class A only
Class A only
Network Audio Riser
To/From previous panel 3-CPU1 or a 3-ASU
To previous panel 3-CPU1 Module or a 3-ASU
To/From next panel 3-CPU1 Module From next panel 3-CPU1 Module
PIN 1
PIN 14
PIN 13
PIN 25
PIN 1
PIN 9
(2) TXD
(2) RXD
Connect to TB1 on 3-CPU1 Module
Connect to TB2 on 3-CPU1 Module
(3) RXD
(3) TXD
(7) COM
(5) COM
DB25 FEMALE
(REAR VIEW)
DB9 FEMALE
(REAR VIEW)
PLUG PIN #
PIN FUNCTION
TO PRINTER OR REMOTE
COMMAND SYSTEM,
TO PRINTER OR REMOTE
COMMAND SYSTEM,
ISOLATED PORT
TO PRINTER OR REMOTE
COMMAND SYSTEM.
PORT #2(isolated)
PORT #2(isolated)
PORT #1
PIN 1
PIN 14
PIN 13
PIN 25
(2) TXD
(3) RXD
(7) COM
DB25 FEMALE
(REAR VIEW)

T

T

U

U

S

S

S

S

S

S

S

T