Manual

Q71B–QuickStartGuide–v1.1–April2013
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Configuration
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TheDATRANIIeXcelmustbeconfiguredsothatitwillusetheQ71Bforcommunications.
PoweruptheRTUandconnectQ90softwaretotheRTU.
Navigatetothe“Communications”tabandset“DeviceType”asshownbelow.
TheupperRS232portisconfiguredinthesameway.
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Q03RTUConfiguration XL4RTUConfiguration
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Diagnostics
TheQ71BhasthreestatusLEDs.
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PWR–Power.GreenLEDisonwhenpowerisapplied.
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RX–Receive.OrangeLEDinonwhenradiomuteisactive.
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TX–Transmit.OrangeLEDisonwhenRTUistransmitting.
IftheGreenPWRLEDisnotoncheckthefuse.
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Tuning
Q03RTUTuning
OncetheQ03DhasbeenconfiguredtousetheQ71B,thetransmitaudiosignallevelcan
be adjusted by pressing the “Set TX Level” button in Q90. This will make the Q71B
transmitacontinuoustone,andanACvoltagemetercanbeplacedacrossthepinsofthe
connectorlabelled“LVL”intheQ71B.
Turnthepotentiometeranti-clockwisetoreducethesignallevel
Turnthepotentiometerclockwisetoincreasethesignallevel
Note–thisprocesswillhavealreadybeenperformedaspartofthefactorysetupatQTech
priortodelivery.Thedefaultlevelis-3dBm(548mV)intoa600Ωresistiveload.
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XL4RTUTuning
ThisisperformedinaverysimilarmethodtotheaboveQ03processbutviaWorkbench.
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