9. Series 8 I/O
Link Fiber Optic Extenders (FOE)
9.1. Overview
R500
Series 8 I/O User's Guide
243
April 2017
Honeywell
FOE features
The following table lists the features available with the FOE.
Feature
Description
Supported
family
Series 8
Topology
types
Point-to-point
A single cable
connecting two devices.
Daisy chain
Multiple devices
connected in a serial
manner. Each module
acts like "a repeater"
allowing greater fiber
distances.
Star
Sometimes compared to a "chicken
foot"
The electrical ports of
two FOE modules are
connected to create a "1
in, 3 out" network
configuration.
Optical budget 8db min 15db typical
Distance
•
Between FOEs
with standard
cables
1.5 Km
with premium
cable
2.0 Km
•
Daisy chain max
4 Km Series 8
Module
mounting
options
•
IOTA
•
DIN rail (with user supplied power)
Fiber Optic
ports
2
Power options
•
Series 8 - Combo Cable
•
External power system
Power supply
options
20 to 30V at 85mA to 74mA max
Ambient
temperature
Operating:
-20 to +70 degrees C Storage :
-20 to +85
degrees C
Corrosives
G3 per ISA specification S71.04-1985