Campbell Scientific CR6 CR6 Measurement and Control System - Page 22
Circuit to Limit C Terminal Input to 5 Vdc
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Table of Contents 22 measurement with input reversal at a temperature between -40 to 70 °C...316 Figure 85. Normalized Sinc Frequency Response 318 Figure 86. Input-voltage rise and transient decay 319 Figure 87. Settling Time for Pressure Transducer 321 Figure 88. Pulse-Sensor Output-Signal Types 338 Figure 89. Switch-Closure Pulse Sensor 339 Figure 90. Terminals Configurable for Pulse Input 339 Figure 91...345 Figure 92. Amplitude reduction of pulse-count waveform (before and after 1 µs time-constant filter 346 Figure 93. Input Conditioning Circuit for Period Averaging 347 Figure 94. Vibrating-Wire Sensor 348 Figure 95. Vspect Vibrating-Wire Measurement Wiring 349 Figure 96. Unconditioned Time-Domain Data 350 Figure 97. Unconditioned Vspect Data 351 Figure 98. Narrow Sweep, Low Noise 353 Figure 99. Wide Sweep, Low Noise 354 Figure 100. Narrow Sweep, High Noise 355 Figure 101. Wide Sweep, High Noise 356 Figure 102. Vibrating-Wire Sensor Calibration Report 360 Figure 103. Error from thermistor-wire resistance. Computed for a twowire thermistor embedded in a vibrating-wire sensor. Thermistor lead-wire resistance is 16 Ω per 1000 feet; size is 22 AWG. Shows error increasing with cable temperature and length 362 Figure 104. Error from thermistor-wire resistance on 1000 ft (304.8 m) of cable. Computed for a two-wire thermistor embedded in a vibrating-wire sensor. Thermistor lead wire resistance is 16 Ω per foot; size is 22 AWG.. Shows error increasing with cable temperature 363 Figure 105. Error from thermistor-wire resistance on 3000 ft (914.4 m) of cable. Computed for a two-wire thermistor embedded in a vibrating-wire sensor. Thermistor lead wire resistance is 16 Ω per foot; size is 22 AWG. Shows error increasing with cable temperature 363 Figure 106. Error from thermistor-wire resistance on 5000 ft (1524 m) of cable. Computed for a two-wire thermistor embedded in a vibrating-wire sensor. Thermistor lead wire resistance is 16 Ω per foot; size is 22 AWG. Shows error increasing with cable temperature 364 Figure 107. Circuit to Limit C Terminal Input to 5 Vdc 366 Figure 108. Current-Limiting Resistor in a Rain Gage Circuit 367 Figure 109. Current sourcing from U and C terminals configured for control 371 Figure 110. Relay Driver Circuit with Relay 372 Figure 111. Power Switching without Relay 372 Figure 112. PakBus Network Addressing 396 Figure 113. Flat Map 401 Figure 114. Tree Map 401 Figure 115. Configuration and Wiring of PakBus LAN 402 Figure 116. DevConfig Deployment Tab 403 Figure 117. DevConfig Deployment | ComPorts Settings Tab 403
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