E LECTRONIC L ENGTH M EASURING E QUIPMENT - ANALOGUE✓DIN 32876Part 1≈ 100 mmscale lengthResponsetime:≤ 1 s (display),<strong>20</strong> ms (analogue output),10 ms (output signal ofclassification)Zero drift*≤ ± 0,005%/ °CFrequency limit*:1 Hz (display)50 Hz (analogue output)30 Hz (value classification)Limit value*:1,5% (display),0,3% (analogueoutput).Negligible fordisplay or 5%for classificationsignals).Voltage: ± 1V,output current≤ 3 mA, perm.adjustment load ≥ 2 kΩ.Residual ripple (at zero):≤ 1 mV.Reference voltage level :analogue earth (0 V)230 or 115 V–10% to <strong>20</strong>%,50 to 60 HzPower consumption:≤ <strong>20</strong> VADrive voltage ofprobe:1,5 Veff –10% to 5%Drive frequency:13 ± 0,65 kHz0 °C to 50 °C–10 °C to 70 °CIP40(IEC 60529)EN 50081-1,EN 50081-2,EN 50082-1,EN 50082-2258 x 190 x158 mm(W x D x H)3,4 kgShippingpackagingIdentificationnumberDeclarationof conformity* With reference to <strong>20</strong>°Cas well as a relativehumidity of ≤ 50%.TESATRONIC TTA <strong>20</strong>Compact design with analogue indication and value classification facility –Aluminium housing for harsh shop floor environment – Easy Handling.• Easy-to-read analogue display with mirror stripin order to avoid parallax error.• 6 measuring ranges.• Metric/Inch conversion.• Easy display setting through electrical zero.• 2 probe inputs for single, sum or difference measurements.• 1 auxiliary signal input, e.g. for all correction values.• LEDs for signalling the relevant quality class with greenfor «Good», yellow for «Rework» and red for «Scrap».• Potentiometer for setting limit deviations.• Polarity selector switch for the classification signals(internal or external dimensions).• Switch for locking or unlocking a displayed value.• Analogue output for the connection of a remote displayingor scribing unit.04430003 TESATRONIC TTA <strong>20</strong>Electronic length measuring unit with analogue display; 6 measuringranges; switchable from metric to inch; value classification with 1 goodclass; signal output through contact relay; 2 probe inputs.Supplied with either of the following cables depending on the country where goods areto be delivered (must be specified on ordering):031600150316001603160017Mains cable fitted with SEV connector, 3-wire cable type, 2 m longMains cable fitted with VDE connector, 3-wire cable type, 2 m longMains cable without connector, 3-wire cable type, 2 m longOptional accessory04460004 15-pin connector for the analogue output and classification signalMeasuring ranges and scale divisionsµm µm in in± 1000 50 ± 0.1 0.005± 300 10 ± 0.03 0.001± 100 5 ± 0.01 0.0005± 30 1 ± 0.003 0.0001± 10 0,5 ± 0.001 0.00005± 3 0,1 ± 0.0003 0.00001O-47
E LECTRONIC L ENGTH M EASURING E QUIPMENT - ANALOGUETESA Probe Interface BoxesModular system that consists of three basic models acting as probeinterfaces for the preparation and further transmission of the measurementsignals to a computer, whether in their digital or analogue form – Allmodels are key components for multigauging fixtures applied in centralisedprocess control.BPI SeriesSignal inputs – TESA standard probes (half-bridge)Signal outputs – RS 232 digital outputs• Direct connection to the computer’s serial port.• Programmable operating functions over the integrated microprocessor.• Possible connection of up to 64 probes for optimum adaptation to yourmetrology applications.• High functional reliability and precision.• Total immunity to negative environmental effects, e.g. electricalinterferences, liquid and solid contaminants.✓RS2322 mm, 0,2 mm1 µm, 0,1 µm± 0,3% withreference to eachmeasuring span7 ms per probe or0,2 ms per probefor BPI 88Housing casesin anodizedaluminium exceptfor stackable BPIA 810 °C to 40 °C–10 °C to 70 °CBPIA 81RS 232 C115 / 230 V95%,non-condensingIP51(IEC 60529)UCD 14EN 50081-1EN 50082-2Shippingpackaging115 / 230 VBPA 40RS 232 CBPI ...IdentificationnumberDeclarationof conformityBPI ...UCD 16Number Number Integratedof probe of control powerinputs inputs/outputs supply05030004 BPIA 81Probe interface box 8 6/8 ●05030002 BPI 161Probe interface box 16 6/8 —05030003 BPI 88Probe interface boxwith quick signalprocessing in both staticand dynamic measuring 8* 6/8 —05031000 BPA 40Power unit for 1 up to 4 interfaces BPI 161 and BPI 88* Each measurement signal includes a demodulator.O-48