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Hach MTC10101 User Instructions

Hach MTC10101 User Instructions

Mtc101 series gel filled orp/redox electrode

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Gel filled ORP/Redox electrode: Model MTC10101, MTC10103,
MTC10105, MTC10110, MTC10115 or MTC10130
Safety Information
Precautionary Labels
Read all labels and tags attached to the instrument. Personal injury or damage to the
instrument could occur if not observed. A symbol, if noted on the instrument, will be included
with a danger or caution statement in the manual.
Electrical equipment marked with this symbol may not be disposed of in European public disposal systems after
12 August of 2005. In conformity with European local and national regulations (EU Directive 2002/96/EC),
European electrical equipment users must now return old or end-of life equipment to the Producer for disposal at no
charge to the user.
Note: For return for recycling, please contact the equipment producer or supplier for instructions on how to return
end-of-life equipment, producer-supplied electrical accessories, and all auxiliary items for proper disposal.
This is the safety alert symbol. Obey all safety messages that follow this symbol to avoid potential injury. If on the
instrument, refer to the instruction manual for operation or safety information.
Overview
The MTC101 series is a non-refillable, gel-filled combination oxidation reduction potential
(ORP/Redox) electrode with a built in temperature sensor. The MTC10101 or MTC10103
electrode is available with a 1 or 3 meter cable and is intended for laboratory use. The
MTC10105, MTC10110, MTC10115 or MTC10130 electrode is available with a 5, 10, 15 or 30
meter cable and is intended for field use. The electrode gives direct measurements of absolute
mV values in wastewater, drinking water and general applications.
Specifications
Specifications are subject to change without notice.
Specification
Electrode type
Range
Resolution
Temperature accuracy
Operating temperature range
Storage temperature range
Junction
Reference potential versus
Standard Hydrogen Electrode
Reference type
Minimum sample depth
Dimensions
Cable connection
Warranty
User instructions
Details
Digital combination electrode with a non-refillable Ag/AgCl reference and a built-in
temperature sensor
± 1200 mV
0.1 mV
± 0.3 ºC (± 0.54 ºF)
0 to 80 °C
5 to 40 °C
Open junction
207 mV at 25 ºC
Ag/AgCl (3M KCl)
20 mm
Standard: Diameter: 12 mm (0.47 in.), Length: 103 mm(4.056 in.), Total length: 200 mm
(7.9 in.), Cable length: 1 or 3 meter (3.3 or 9.8 ft). Rugged: Diameter 12 mm (0.47 in.),
Length: 20 mm (0.78 in.), Total length: 220 mm (8.7 in.), Cable length: 5, 10, 15 or 30
meter (16.4, 32.8, 49.2, or 98.4 ft).
Digital output and connector compatible with HQd meters
Sensor is covered by a 6 month warranty.
DOC272.53.80033
1

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Summary of Contents for Hach MTC10101

  • Page 1 The MTC101 series is a non-refillable, gel-filled combination oxidation reduction potential (ORP/Redox) electrode with a built in temperature sensor. The MTC10101 or MTC10103 electrode is available with a 1 or 3 meter cable and is intended for laboratory use. The MTC10105, MTC10110, MTC10115 or MTC10130 electrode is available with a 5, 10, 15 or 30 meter cable and is intended for field use.
  • Page 2 3. Rinse the reference junctions and platinum electrode with deionized water and blot dry with a lint-free cloth. 4. If the electrode will not be used immediately, fill the storage cap halfway with Hach Electrode Storage Solution or 3M KCl and install the cap.
  • Page 3 Calibration Before calibration: The probe must have the correct service-life time stamp. Set the date and time in the meter before attaching the probe. It is not necessary to recalibrate when moving a probe from one HQd meter to another if the additional meter is configured to use the same calibration options.
  • Page 4 Note: Procedures also apply for rugged model probes. 1. Connect the 2. Add fresh 3. Select 4. Rinse the 5. Push Read. Stir electrode to the ORP/Redox Calibrate. The electrode with gently. The display meter. standard to beaker display will show the deionized water, blot will show or appropriate...
  • Page 5 Run check standard The run check standard feature validates instrument performance between sample measurements. Use the run check standard feature for periodic or user-defined interval measurement of a traceable standard solution. Set the criteria for check standards from the MTC101 settings menu. Note: Access control must be off or a valid password entered before any of the check standard method options can be changed.
  • Page 6 Note: Procedures also apply for rugged model probes. 1. Prepare the 2. Connect the 3. Rinse the 4. Push Read. The 5. Repeat steps electrode for use electrode to the electrode with the display will show for additional (Preparation for use meter.
  • Page 7 Measurement - conversion to SHE reference For some applications it is customary to report redox potential readings relative to the standard hydrogen electrode (SHE), also called normal hydrogen electrode (NHE). To do this, select the value in Table 1 Standard potential of reference electrode that corresponds to the temperature of the solution measured.
  • Page 8 1. Fill a 10 ml 2. Connect the 3. Pipet a 50 mL 4. Begin by adding 5. Plot the burette with a electrode to the sample into a titrant in 0.5 - 1 mL electrode potential standard titrant meter. 150-mL beaker.
  • Page 9 Long-term storage: 1. Rinse the electrode with deionized water. Dry the electrode with a lint-free cloth. 2. Fill the electrode storage cap halfway with Hach Electrode Storage Solution or 3M potassium chloride (KCl) solution. 3. Install the electrode storage cap. Make sure that the storage cap covers the reference junction completely.
  • Page 10 Advanced operation Parameter-specific settings can be changed through the Full Access Options menu. Details about menu navigation, available options and how to change them are given in the screens, tables and procedures throughout this section. Table 2 Parameter-specific settings Setting Options •...
  • Page 11 Table 3 Measurement options settings Setting Options Description The response time affects the speed of the measurement by adjusting the stabilization criteria. Fast Response time Medium (default) Fast: 2 mV/min Slow Medium: 1 mV/min Slow: 0.5 mV/min The measurement limits can be set to match the acceptable Lower limit (default: -1200.0 values for the sample.
  • Page 12 Table 4 Calibration options settings Settings Option Description Offset must fall within set limits for Offset limits ± 1 mV - 250 mV (± 25 mV default) successful calibration. Enter standard value using up/down arrow keys. Custom standard value. Custom Standard value (for custom standard option) Range -1200.0 mV to 1200.0 mV...
  • Page 13 Probe requires Verify connectivity with another electrode or meter to service Damaged electrode confirm isolated issue with the electrode. Contact a Hach Technical Representative. Large number of methods stored on Continue to let probe connect. Do not disconnect probe. probe.
  • Page 14 Troubleshooting (continued) Message or Possible cause Action symptom Contaminated platinum disc Clean the electrode. Rinse reference junction holes with deionized water Clogged reference thoroughly and gently tap the electrode with hand or shake the electrode down to remove any air bubbles. Clean or condition the electrode and attempt recalibration.The electrode may not function correctly if the electrode has been left dry for extended periods of...
  • Page 15 Parts Description Quantity Catalog Number IntelliCAL ORP/Redox gel-filled MTC10101 electrode, standard, with 1 m cable IntelliCAL ORP/Redox gel-filled MTC10103 electrode, standard, with 3 m cable IntelliCAL ORP/Redox gel-filled MTC10105 electrode, rugged, with 5 m cable IntelliCAL ORP/Redox gel-filled MTC10110 electrode, rugged, with 10 m cable...
  • Page 16 Loveland, Colorado 80539-0389 U.S.A. International customers: Tel (800) -227-4224 (U.S.A. only) Tel +001 (970) 669-3050 Fax (970) 669-2932 Fax +001 (970) 669-2932 orders@hach.com • www.hach.com intl@hach.com © Hach Company, 2009. All rights reserved. Printed in the U.S.A. Edition 1 May 2009...

This manual is also suitable for:

Mtc10103Mtc10105Mtc10110Mtc10115Mtc10130