EST SFS1-CPU Installation Sheet Download Page 7

P/N 3101773-

EN • REV 04 • ISS 05AUG13

 

 

7 / 8 

Figure 13: Power-limited and nonpower-limited wiring 

 

(1)  Nonpower-limited wiring area  

(2)  Power-limited wiring area 

(3)  Battery area 

LED indicators 

The SFS1-CPU main board provides several LEDs that 

indicate activity on a communication path. See Figure 

14

 for 

the LED locations on the main board and Table 2 for LED 

descriptions. 

Figure 14: SFS1-CPU LEDs 

 

Table 2: SFS1-CPU LED descriptions 
LED 

Descriptions 

DS1 

Option card RX activity

 

DS2 

Option card TX activity 

DS7 

Loop 1 Class A activity 

DS8 

Loop 2 Class A activity 

DS9

 

Network data RX Class B activity

 

DS10 

Network data TX Class B activity 

DS11 

Network data RX Class A activity

 

DS12 

Network data TX Class A activity 

DS13 

Loop 1 Class B activity 

DS14

 

Loop 2 Class B activity 

DS15

 

Remote annunciator data right TX activity

 

DS16 

Remote annunciator data right RX activity

 

DS17 

Remote annunciator data left TX activity

 

DS18 

Remote annunciator data left RX activity

 

DS19

 

Ethernet link activity 

DS20 

Ethernet collision activity 

 

Specifications 

 

Voltage

 

24 VDC

 

Current 

Standby 

Alarm 

 

115 mA

 

115 mA

 

Common relays 

Quantity 

Type 

Rating

 

 

3 (alarm, supervisory, trouble) 

Form C 

30 VDC at 1

.0 A, 1.0 PF 

AUX power output 

Type 

Voltage

 

Current 

 

Regulated and power

-limited 

24 VDC 

nom., continuous or resettable 

1.0 A each circuit, 1.0 A total 

RS

-232 circuit 

Baud rate 

Length 

Resistance

 

Capacitance 

1200 to 9600

 

20 ft. (6 m) max. 

13 Ω max.

 

0.7 µF max. 

Remote annunciator circuit

 

Wire type 

Length 

Resistance

 

Capacitance 

Compatible devices 

Twisted-pair, 6 twists/ft. min. 

4,000 ft. (1,219 m) max.

 

90 Ω max.

 

0.3 µF max. 

RLCD

-

C, RLCD, RLED

-

C, GCI

 

RS

-

485 network 

communication 

See the 

3X-NET8 RS-485 Network Option 

Card Installation Sheet

 (P/N 3101768-ML) 

or 

3X-NET RS-485 Network Option Card 

Installation Sheet

 (P/N 3101771-ML) 

Fiber optic network 

communication 

See the 

3X-FIB8 Fiber Network Option 

Module Installation Sheet

  

(P/N 3101769

-ML) or 

3X-FIB Fiber 

Network Option Module Installation Sheet

 

(P/N 3101971

-ML) 

Ethernet communication 

See the 

3X-ETH1 Ethernet Adapter Card 

Installation Sheet 

(P/N 3101775

-ML) 

Summary of Contents for SFS1-CPU

Page 1: ...w ESD handling procedures If removing the SFS1 CPU main board first pull out the four plungers securing it to the electronics chassis Failure to do so may result in damage to the main board To install the SFS1 CPU 1 Install any cards required as described on the installation sheets received with the cards 2 Connect the data ribbon cable P N 250189 01 to J17 on the back of the SFS1 CPU and the powe...

Page 2: ...e power SMK PWR on loop 2 TB2 is not available unless a second 3 SDC1 card is installed Figure 1 SFS1 CPU terminals and connectors 1 SFS1 CPU front view 2 SFS1 CPU back view Table 1 SFS1 CPU terminals and connectors Label Description Label Description J1 Not used J15 Power supply cable connector J2 RJ 45 Ethernet cable connector J17 Data ribbon cable connector J3 Ethernet adapter card connector J1...

Page 3: ...ics chassis 2 Plungers 4X 3 Option card guide 4 Data ribbon cable P N 250189 01 5 Power supply cable P N 250187 01 6 Exploded view of connectors J1 and J2 on the PS10 4B 7 PS10 4B power supply protective cage is installed here for ULC applications Figure 3 Class B SLC wiring TB1 TB2 ...

Page 4: ... 8 P N 3101773 EN REV 04 ISS 05AUG13 Figure 4 Class A SLC wiring TB1 TB2 Figure 5 Network data riser wiring TB5 1 Class A only Figure 6 Class B digital audio riser wiring TB5 1 Primary 3X PMI audio data ...

Page 5: ...uit 5 External alarm input circuit 6 External supervisory input circuit Notes Common relay wiring is unsupervised and power limited only when connected to a power limited source For common relay wiring the end of line resistor EOLR is determined by the initiating device circuit requirements Common trouble relay operation does not include AC trouble delay functionality As such it cannot be used for...

Page 6: ...n the same connection or wiring Figure 11 RS 232 wiring to ancillary devices Legend 1 To the COM terminal on listed equipment 2 To the RxD terminal on listed equipment 3 To the TxD terminal on listed equipment Note RS 232 wiring is approved for connection of fire alarm or ancillary equipment however both applications cannot be supported on the same connection or wiring Figure 12 Smoke power and AU...

Page 7: ...ator data left RX activity DS19 Ethernet link activity DS20 Ethernet collision activity Specifications Voltage 24 VDC Current Standby Alarm 115 mA 115 mA Common relays Quantity Type Rating 3 alarm supervisory trouble Form C 30 VDC at 1 0 A 1 0 PF AUX power output Type Voltage Current Regulated and power limited 24 VDC nom continuous or resettable 1 0 A each circuit 1 0 A total RS 232 circuit Baud ...

Page 8: ...noncondensing Note For battery calculations standby and alarm currents include all listed primary power supplies Regulatory information Manufacturer Edwards A Division of UTC Fire Security Americas Corporation Inc 8985 Town Center Parkway Bradenton FL 34202 USA Year of manufacture The first two digits of the date of manufacture located on the product identification label are the year of manufactur...

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