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OSD159
PRODUCT DESCRIPTION

  • • Enables up to 8 duplex alarm conditions to be transferred via one RS232/TTL data channel

  • • Both card or standalone module versions are available

  • • Available as either a fiber optic modem or as an RS232 based copper modem

  • • RS232 version can work with any OSD fiber optic modem which has at least one spare data transmission channel

  • • Complete end-to-end isolation either a a fiber optic unit or as an RS232 link working in conjunction with other OSD fiber modems

Description

Details

OSD159 DUPLEX 8-CHANNEL ALARM INTERFACE
Product specification

Capacity

8 duplex channels

 

Sampling Rate

480Hz

 

Copper Line Interface

RS232 at 9600bps

 

Input Interface

Buffered and protected, open/closed sensing, contact closure from IN to GND will close alarm receiver N/O.

 

Input Loop Resistance

External closed loop, 1000Ω max.

 

Output Interface

Optically isolated MOSFET (80mA @ 200V DC or AC with <35Ω On resistance)

 

Alarm Interface Connector

25 pin D female subminiature connector

 

OPTIONAL FIBER VERSION

Optical Wavelength

850 ± 40nm for OSD159F

1310nm ± 40nm for OSD159FL

 

Transmitter Optical Power

-15 to -12dBm into multimode fiber

-15 to -10dBm into singlemode fiber

 

Receiver Sensitivity

<-40dBm for 1 x 10-9 BER

 

Optical Link Budget

>25dB at 850nm (>6km of multimode fiber)

>25dB at 1310nm (>20km of multimode fiber, >50km of singlemode fiber)

 

Receiver Saturation

>-7dBm

 

Optical Connectors

ST standard

 

POWER/CONNECTORS/ENVIRONMENTAL

Indicators

Link Status (Green: Link OK; Red: Link Faulty)

 

Link Alarm

MOSFET switched to GND on Pin 4 of Terminal Block when link is OK (Rated at <1.0A @ 30VDC)

 

Copper Line & Alarm Connector

4 Position Terminal Block

 

Dimensions (mm)

Small module. 110W x 104D x 25H

OR

OSD standard card, 208D x 100W x 25H

 

Weight

200g (module), 150g (card)

 

Power Requirements

8 to 40VDC or 15 to 26VAC at 3VA maximum

 

Power Connector

2 Position Terminal Block

 

Operating Temperature

-20 to +75°C

 

Relative Humidity

0 to 95% non-condensing

 

Chassis Current Consumption (CCC)

0.25 Amp

 

 

Product Manual
Additional Information

Additional Information

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