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Campbell HMP45C212 Instruction Manual

Campbell HMP45C212 Instruction Manual

Temperature and relative humidity probe

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MODEL HMP45C212 TEMPERATURE
AND RELATIVE HUMIDITY PROBE
INSTRUCTION MANUAL
PRELIMINARY: 31/03/00
COPYRIGHT © 2000 CAMPBELL SCIENTIFIC (CANADA) CORPORATION

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Summary of Contents for Campbell HMP45C212

  • Page 1 MODEL HMP45C212 TEMPERATURE AND RELATIVE HUMIDITY PROBE INSTRUCTION MANUAL PRELIMINARY: 31/03/00 COPYRIGHT © 2000 CAMPBELL SCIENTIFIC (CANADA) CORPORATION...
  • Page 3: Warranty And Assistance

    WARRANTY AND ASSISTANCE The HMP45C212 TEMPERATURE AND RELATIVE HUMIDITY PROBE is warranted by CAMPBELL SCIENTIFIC (CANADA) CORP. (“CSC”) to be free from defects in materials and workmanship under normal use and service for twelve (12) months from date of shipment unless specified otherwise. CSC's obligation under this warranty is limited to repairing or replacing (at CSC's option) defective products.
  • Page 5: Installation

    ACCURACY – TEMPERATURE SENSOR Shield mount to a UT30 tower (Figure 2). A lead length of 6 feet allows the HMP45C212 to be Refer to Appendix A for details regarding the YSI mounted at a 2 meter height on a CM6/CM10 tripod.
  • Page 6 FIGURE 1. HMP45C212 and 41002 Radiation Shield on a CM6/CM10 Tripod Mast or UT10 Tower leg FIGURE 2. HMP45C212 with UT018 Mounting Bracket and Crossarm and UT12VA Radiation Shield Mounted on a UT30 Tower Red (+12V) Datalogger +12V Yellow (Power Control)
  • Page 7 HMP45C212 probes per excitation channel is physically limited by the number of lead The HMP45C212 output scale is 0 to 1000 wires that can be inserted into a single excitation millivolts for the relative humidity range of 0 to terminal (approximately 10).
  • Page 8: Maintenance

    (mostly NaCl) may build up on the radiation shield, Recalibrate the HMP45C212 annually. Obtain an sensor, filter and even the chip. NaCl has an affinity for RMA number before returning the HMP45C212 to water. The humidity over a saturated NaCl solution is Campbell Scientific for recalibration.