RLH Industries, Inc.
936 N. Main Street, Orange, CA 92867
Phone: 800-877-1672
FAX: 714-532-1885
email: [email protected]
www.fiberopticlink.com
Fiber Optic Link
RLH Industries, Inc.
The leader in
rugged, fiber op�c
technology
USER GUIDE
Troubleshooting
LED
Name
Status
Condi�on
Power
Power Failure
ON
OFF
DC input power OK
DC input power failed
Link
System Link
ON
OFF
Fiber link OK
Fiber link failed
Input
4~20mA Input
ON
OFF
Blinking
Signal present
No signal present
Signal over range
Output
4~20mA Output
ON
OFF
Blinking
Signal present
No signal present
Signal over range
If trouble is encountered, verify all copper and fiber connec�ons, signal and voltage levels. If the alarm
is on, check the fiber cable and connec�ons, or the other units power source and connec�ons. If trouble persists, contact
RLH Industries, Inc. technical support department*.
*Tech support contact info is at the end of this document
LED Identification
Installation (cont’d)
