Crestron CEN-C-TX-F User manual

CEN-C-TX-F and CEN-C-RX-F
Ethernet over Fiber Transmitter and Receiver
Installation Guide
Description
The Crestron®CEN-C-TX-F and CEN-C-RX-F deliver straightforward, cost-effective
Ethernet signal extension for home and commercial applications. Without any special
setup or conguration, the CEN-C-TX-F and CEN-C-RX-F afford long-distance,
high-speed communications over a single ber strand for control systems and other
networks.
Installation
Mount the CEN-C-TX-F/CEN-C-RX-F onto a at surface or onto a rack rail.
Mounting onto a Flat Surface
Using four drywall screws (not included), mount the device onto a at surface such as a
wall or a ceiling. Mounting of the device on a wall is shown below.
Mounting onto a Flat Surface
Rack Mounting
The CEN-C-TX-F/CEN-C-RX-F mounts onto the front or rear rail of a rack.
To mount the CEN-C-TX-F/CEN-C-RX-F to a rack:
1. Position either the left or right mounting ange of the device so that its holes align
with the holes in the rack.
2. Secure the device to the rack using two rack mounting screws (not included).
Mounting of the right ange of the device is shown below.
Mounting onto a Rack Rail
The following sections provide information about each of the connections that can be
made to the CEN-C-TX-F and CEN-C-RX-F.
Connecting the Ground
Connect the chassis ground lug to earth ground (building steel).
Connecting the LAN PoE Port
Depending on the equipment purchased, connect the LAN PoE port to a Crestron PoE
injector, a Crestron PoE switch, or a third-party 802.3af compliant power source:
• For information about the Crestron PoE injector, refer to the PWE-4803RU PoE
Injector Installation Guide (Doc. 6712), which is available from the Crestron website
(www.crestron.com/manuals).
• For information about Crestron PoE switches, refer to the CEN-SW-POE-5 Switch
DO Guide (Doc. 7736), the CEN-SWPOE-16 Switch DO Guide (Doc. 7941A), or the
CEN-SWPOE-16 Switch Supplemental Guide (Doc. 7408) as applicable.
• For information about a third-party 802.3af power source, refer to the
documentation supplied with the device.
Connecting the MMF/SC Fiber Port
Using a multimode ber optic cable with SC connectors (such as the Crestron CresFiber®
8G cable), connect one end of the cable to the MMF/SC connector on the CEN-C-TX-F
and the other end of the cable to the MMF/SC connector on the CEN-C-RX-F.
Connections
Connect the CEN-C-TX-F and CEN-C-RX-F as shown below.
Connecting the CEN-C-TX-F to the CEN-C-RX-F
Rack mounting screws
(not included)
(4) Drywall screws
(not included)
Fiber-optic cable
CEN-C-RX-F
Ground
LAN PoE:
To 10BASE-T/100BASE-TX
802.3af compliant
power source
CEN-C-TX-F
Ground
LAN PoE:
To 10BASE-T/100BASE-TX
802.3af compliant
power source
Additional Resources
Visit the product page on the Crestron website (www.crestron.com)
for additional information and the latest rmware updates. Use a QR
reader application on your mobile device to scan the QR image.
LED Indicators
The following table describes the CEN-C-TX-F/CEN-C-RX-F indicators.
INDICATORS DESCRIPTION
FIBER LINK LED Green indicates that a ber optic link is established.
Green indicates that an Ethernet link is established.
Amber indicates Ethernet activity.
LAN PoE
Amber
LED
Green
LED

As of the date of manufacture, the device has been tested and found to comply with specications for
CE marking.
Federal Communications Commission (FCC) Compliance Statement
This device complies with part 15 of the FCC Rules. Operation is subject to the following
conditions:(1) This device may not cause harmful interference and (2) this device must accept any
interference received, including interference that may cause undesired operation.
CAUTION: Changes or modications not expressly approved by the manufacturer responsible for
compliance could void the user’s authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable
protection against harmful interference in a residential installation. This equipment generates, uses
and can radiate radio frequency energy and, if not installed and used in accordance with the
instructions, may cause harmful interference to radio communications. However, there is no guarantee
that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following
measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is
connected.
• Consult the dealer or an experienced radio/TV technician for help.
Industry Canada (IC) Compliance Statement
CAN ICES-3(B)/NMB-3(B)
The CEN-C-TX-F and CEN-C-RX-F are Class 1 laser products that comply with safety regulations of
IEC-60825-1 and with FDA 21 CFR 1040.10 and FDA 21 CFR 1040.11.
WARNING: Visible and invisible laser radiation when open. Avoid direct exposure to beam.
NOTE: Plug the included dust cap into the optical transceivers when the ber-optic cable is
unplugged.
The product warranty can be found at www.crestron.com/warranty.
The specic patents that cover Crestron products are listed at patents.crestron.com.
Certain Crestron products contain open source software. For specic information, please visit
www.crestron.com/opensource.
Crestron, the Crestron logo, and CresFiber are either trademarks or registered trademarks of Crestron
Electronics, Inc. in the United States and/or other countries. Other trademarks, registered trademarks,
and trade names may be used in this document to refer to either the entities claiming the marks and
names or their products. Crestron disclaims any proprietary interest in the marks and names of others.
Crestron is not responsible for errors in typography or photography.
This document was written by the Technical Publications department at Crestron.
©2017 Crestron Electronics, Inc.
Crestron Electronics, Inc. Installation Guide - DOC. 7913A
15 Volvo Drive Rockleigh, NJ 07647 (2048046)
Tel: 888.CRESTRON 02.17
Fax: [phone] Specications subject to
www.crestron.com change without notice.