Campbell TEMPERATURE PROBE 109SS, Instruction Manual

Page 1: ...Model 109SS Temperature Probe Revision 12 10 C o p y r i g h t 1 9 8 3 2 0 1 0 C a m p b e l l S c i e n t i f i c I n c...

Page 2: ...International customers residing in countries served by Campbell Scientific Inc directly Affiliate companies handle repairs for customers within their territories Please visit www campbellsci com to...

Page 3: ...am for CR200 X Series Datalogger 6 5 1 1 2 Example 2 Sample Program for CR1000 Datalogger 6 5 1 1 3 Sample Program for CR5000 7 5 2 Edlog 7 5 2 1 Example Edlog Program 7 5 3 Electrical Noisy Environme...

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Page 5: ...fast time response This probe measures temperature from 40 to 70 C The thermistor can survive temperatures up to 100 C but the overmolded joint and cable should not be exposed to temperatures greater...

Page 6: ...nformation Thermistor BetaTherm Micro BetaCHIP Probe 10K3MCD1 0 018 diameter 10Kohms at 25 C Probe stainless steel sheath 0 063 inch 0 16 cm diameter 2 3 inch 5 84 cm length overmolded joint 0 40 inch...

Page 7: ...6 C over the range of 40 to 70 C and 0 49 C over the range of 20 C to 70 C The major error component is the interchangeability specification tolerance of the thermistor The bridge resistor has a 0 1 t...

Page 8: ...d with one single ended input channel and a Voltage Excitation channel Multiple probes can be connected to the same excitation channel the number of probes per excitation channel is physically limited...

Page 9: ...rm109 is used to measure temperature Therm109 provides excitation makes a single ended voltage measurement and calculates temperature The Therm109 instruction has the following form Therm109 Dest Repe...

Page 10: ...0 EndTable BeginProg Scan 1 sec Measure the temperature Therm109 Air_Temp 1 1 Ex1 1 0 0 Call the data table CallTable AvgTemp NextScan EndProg 5 1 1 2 Example 2 Sample Program for CR1000 Datalogger C...

Page 11: ...the resistance lnRt Log Rtherm Apply the Steinhart and Hart equation and convert to degrees C in one step Air_Temp 1 1 129241e 3 2 341077e 4 lnRt 8 775468e 8 lnRt 3 273 15 Call the data table CallTab...

Page 12: ...c V_Vx 7 1 0 Mult 8 0 0 Offset 2 Z 1 X P42 1 1 X Loc V_Vx 2 2 Z Loc Vx_V 3 Z X F P34 1 2 X Loc Vx_V 2 1 F 3 3 Z Loc Vx_V_1 4 Z X F P37 1 3 X Loc Vx_V_1 2 24900 F 3 4 Z Loc Rtherm 5 Z LN X P40 1 4 X Lo...

Page 13: ...integration options are not available for the CR200 X 5 4 Long Lead Lengths Additional settling time may be required for lead lengths longer than 300 feet where settling time is the delay before the m...

Page 14: ...sary for general operation of the 109SS Probe with CSI s dataloggers The Therm109 Instruction outputs a 2500 mV excitation and measures the voltage across the 24 9 K resistor Figure 6 1 The thermistor...

Page 15: ...on form and comply with the requirements specified in it Refer to the Warranty and Assistance page for more information 8 Troubleshooting Symptom Temperature is NAN INF 9999 273 Verify the red wire is...

Page 16: ...stable Temperature Try using the 60 Hz or 50 Hz integration options and or increasing the settling time as described in Sections 8 and 9 Make sure the clear shield wire is connected to datalogger grou...

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Page 18: ...p CSC 11564 149th Street NW Edmonton Alberta T5M 1W7 CANADA www campbellsci ca dataloggers campbellsci ca Campbell Scientific Centro Caribe S A CSCC 300 N Cementerio Edificio Breller Santo Domingo Her...