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8329-300 Series Tenuline® Attenuator

Specifications

Impedance:

50 ohms nominal

VSWR
Input (DC-500MHz)
Output (DC-500MHz)

1.1:1.0 maximum
1.15:1.0 maximum

Connectors
Input

Output

Bird .QC. Type, Female LC normally
supplied
Bird .QC. Type, Female N normally
supplied.

Power Range

Without blower assembly:
With blower assembly:
With blower, but not running:

2000W
4000W
1000W maximum

Frequency Range

DC-500MHz

Attenuation

30dB ±0.5dB, DC-500MHz

Calibration Frequencies

(to ±0.2dB)

30, 100, 200, 300, 400 and
500MHz

Dimensions

23-1/4"L x 7-1/8"W x 17-3/16"H
(591 x 181 x 437mm)

Ambient Temperature

-40°C to +45°C (-40°F to +113°F)

Cooling Method

Without blower assembly
With blower assembly

Convection currents
Forced draft

Weight
Without blower assembly
With blower assembly

57 lbs. (26kg)
70.5 lbs. (32kg)

Operating Position

Horizontal only

Finish

Grey Powder Coat

Содержание Tenuline 8329-300

Страница 1: ...uline Attenuator Model 8329 300 Operation Manual Copyright 2017 by Bird Technologies Inc Instruction Book Part Number 920 8329 300 Rev B Tenuline is a registered trademark of Bird Electronic Corporati...

Страница 2: ...to remove the RF transmission line while RF power is present WARNING Do Not Service Or Adjust Alone Under no circumstances should any person reach into an enclosure for the purpose of service or adjus...

Страница 3: ...ectly performed could result in damage to the instrument WARNING The vent plug must be used at all times when the unit is in operation or cooling Always check to ensure vent plug is installed prior to...

Страница 4: ...page 4 and 8 See page 8 CAUTION This equipment is designed for operation in a horizontal position only with mounting brackets down Do not operate in any other manner CAUTION RF power rating must alway...

Страница 5: ...GURIDAD DEL INSTRUMENTO BENUTZUNG WIRD DAS GER T AUF ANDERE WEISE VERWENDET ALS VOM HERSTELLER BESCHRIEBEN KANN DIE GER TESICHERHEIT BEEINTR CHTIGT WERDEN UTILISATION TOUTE UTILISATION DE CET INSTRUME...

Страница 6: ...RTUNG DES GER TES GELTEN NUR F R GESCHULTES FACHPERSONAL ZUR VERMEIDUNG GEF HRLICHE ELEKTRISCHE SCHOCKS SIND WARTUNGSARBEITEN AUSSCHLIE LICH VON QUALIFIZIERTEM SERVICEPERSONAL DURCHZUF HREN ENTRENTIEN...

Страница 7: ...TEUR G N RATEUR AMPLIFICATEUR AVANT EMPLOI CONECTE EL INTERBLOQUEO AL TRANSMISOR GENERADOR AMPLIFICADOR ANTES DE LA OPERACION VOR INBETRIEBNAHME VERRIEGELUNG AM SENDER GENERATOR VERST RKER ANSCHLIESSE...

Страница 8: ...odically updated When inquiring about updates to this manual refer to the part number and revision on the title page Chapter Layout Introduction Describes the features of the 8329 Attenuator lists equ...

Страница 9: ...Connectors 2 Chapter 2 Theory of Operation 3 Attenuator Construction 3 Cooling 3 Coolant Expansion 3 Heat Dissipation 3 Chapter 3 Installation 4 Unpacking and Inspection 4 Site and Shelter Requiremen...

Страница 10: ...ance Test 10 Replace RF Connector 11 Maintaining Coolant Level 11 Replace RF Load Resistor 12 Replacing the Thermoswitch 12 Additional Repairs 12 Shipping the Attenuator 12 RF Section Assembly 12 Comp...

Страница 11: ...equires 230V at 50 60 Hz The radiator has rhombic shaped cooling fins spaced evenly along its length for the most efficient cooling Relying only on ambient air currents this Tenuline Attenuator will s...

Страница 12: ...ay be conveniently and easily interchanged with other Bird QC connectors See QC Type Connectors on page 15 for a list of available connectors See Replace RF Connector on page 11 for replacement instru...

Страница 13: ...lm on ceramic cylindrical resistors immersed in a dielectric coolant constitutes the RF section assembly The cooling liquid and the tapered input resistor housing provide the proper electrical charact...

Страница 14: ...st possible cable length Tools Required The following tools and supplies will be required to prepare the unit for use Wrenches Standard screwdrivers 9 16 Hex wrench for thermoswitch installation Pipe...

Страница 15: ...interlock it cuts off the transmitter power if the coolant temperature exceeds this value The assembly consists of Thermoswitch body P N 8329 027 Coupling Jack P N 2450 018 Thermoswitch Installation...

Страница 16: ...spaghetti sleeves over the wire ends if needed 6 Securely solder the interlock leads to the lugs G of the connector base Note Be sure that the larger captive clamping nut A is in place over the base...

Страница 17: ...he connector Do not couple the attenuator backwards to the direction of power flow Destruction of the output resistor will result 1 Connect the attenuator input to the transmitter s power output Use 5...

Страница 18: ...attenuator being a passive device cannot be shut off The source of RF energy must be cut off instead 1 Turn off the source of RF power 2 If equipped let the blower run of at least five minutes to adeq...

Страница 19: ...a self drying contact cleaner that leaves no residue on the inaccessible portions Problem Possible Cause Correction Leaking coolant Loose clamping band Tighten the clamping band Defective or improper...

Страница 20: ...or should be stabilized between 20 C to 25 C 68 F to 77 F DC Resistance Measurement Note It is recommended that this resistance check be performed each time the attenuator is to be used 1 Turn off RF...

Страница 21: ...ight yellow it may be contaminated and should be replaced Inspect occasionally around the clamping band at the input end for possible coolant leakage Tighten the clamping screw if necessary Ensure the...

Страница 22: ...minate the coolant 16 Screw the pipe plug or thermoswitch back in place carefully to avoid stripping the aluminum threads of the plug hole 17 Lower the attenuator back onto its feet 18 Check all seals...

Страница 23: ...perature range of 40 C to 45 C 40 F to 113 F operational range of the device Customer Service Any maintenance or service procedure beyond the scope of those in this chapter should be referred to a qua...

Страница 24: ...With blower but not running 2000W 4000W 1000W maximum Frequency Range DC 500MHz Attenuation 30dB 0 5dB DC 500MHz Calibration Frequencies to 0 2dB 30 100 200 300 400 and 500MHz Dimensions 23 1 4 L x 7...

Страница 25: ...Seal Output 5 243 Vent Shipping Plug Kit includes 1 each vent shipping plugs o ring chain assembly and screw RPK8000 1 1 Vent Plug 2450 094 1 Shipping Plug 2450 049 1 Chain Assembly 8180 094 1 O Ring...

Страница 26: ...ry such claim for breach of these warranties shall be deemed to be waived by Buyer unless made in writ ing within ten days from the date of discovery of the defect The above warranties shall not exten...

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