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RD0300-01
Power Distribution Unit
a TRAC company
RD300 PDU
Installation
And
Operational manual
Radio Design Ltd is a Company Registered In Scotland – No. 328828
Shipley Wharf, Wharf Street, Shipley, West Yorkshire, UK Tel: +44 (0) 8452 770125 Fax: +44 (0) 8452 770126
Email:
mail@radiodesign.eu
Web:
www.radiodesign.eu
Company Proprietary and Confidential
99-438 Issue 05
Page 1 of 16
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Summary of Contents for TRAC radio design RD300 PDU
- Page 1 RD0300-01 Power Distribution Unit a TRAC company RD300 PDU Installation Operational manual Radio Design Ltd is a Company Registered In Scotland – No. 328828 Shipley Wharf, Wharf Street, Shipley, West Yorkshire, UK Tel: +44 (0) 8452 770125 Fax: +44 (0) 8452 770126 Email: mail@radiodesign.eu...
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Page 2: Tools Required
TRAC company Installation Tools Required 1 * 10mm open – ended spanner 1* medium flat bladed screw driver [8mm] 1*small flat bladed screw driver [3mm] This Symbol indicates that special attention should be paid to the section in the manual and a user action may be required. -
Page 3: Electrical Installation
TRAC company Electrical Installation It is strongly recommended that all connections are made to the PDU in the following order: 1. Earth connection 2. Connect Bias-T [1 to 6] 3. Connect alarm interface. 4. Connect power. Earth connection The front panel of the PDU has a 6mm Earth stud provided to enable the unit to be grounded to the installation ground point. - Page 4 TRAC company Bias-’T’ Connection Each Bias-‘T’ should be connected to the PDU using the RD308 interface cable. Check the shorting link between pins 1 and 2 of the interface cable PDU connector is not removed, as this will result in the channel not being enabled.
- Page 5 TRAC company Remote Alarm Interface [RAI] The PDU provides a VOLT-Free Alarm interface. Table 1 ALARM Relay PDU State COM –N/O COM –N/C PDU OFF Open circuit Short Circuit PDU ON - Alarm Open circuit Short Circuit PDU ON - No Alarms...
- Page 6 TRAC company Power The PDU is powered from 48V dc using the provided cable RD306. Terminal 1 of the PDU must be positive with respect to PIN 2, Table 2 Power Connections shows the required connections for a positive or negative supply option.
- Page 7 Connection Detail: a TRAC company 99-438 Issue 05 Page 7 of 16...
- Page 8 Operation Instructions a TRAC company Power on Once the unit has been fully installed with all required bias-‘T’s channels and the alarm interface has been connected, power can be applied to the unit. During the power on sequence all the front panel indicators should be seen to go through a power on test [RED/GREEN/YELLOW] ALL connected Bias-‘T’...
- Page 9 LED Indications a TRAC company Table 3 Status Indicator STATUS Indicator Meaning No Power to the PDU/ PDU Failure GREEN No Alarms Output channel in alarm, or NO channels enabled GREEN+BLINK RED No Alarms, and unit has been through power cycle...
- Page 10 Fault Finding a TRAC company Table 5 Fault Diagnosis, may be used to diagnose common faults: Table 5 Fault Diagnosis Fault Condition Possible Cause Possible solution Status Indicator OFF No power to PDU Apply power Incorrect polarity of PDU power Check polarity.
- Page 11 Table 6 Technical Information a TRAC company Input Voltage 24-58v DC Input protection Reverse polarity protected Input/output Isolation 1000v [note 1] Outputs Output Voltage 12v ±1v* Output Current [per channel/max normal 130ma* operation] Output protection Fully short circuit protected, with auto re-start.
- Page 12 TRAC company Interface Drawings: 99-438 Issue 05 Page 12 of 16...
- Page 13 Front Panel View: a TRAC company 99-438 Issue 05 Page 13 of 16...
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