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Summary of Contents for EDT RE357TX
- Page 1 Model RE357TX pH Meter Instruction Manual...
- Page 2 Unpacking Verify that you have received all equipment. If you have any ques tions about the shipment, please call EDT Direct ION Ltd. or your agent. When you receive the shipment, inspect the container for any si of damage. Note any evidence of rough handling in transit. Imme...
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Page 6: Ph Calibration And Measurement
Note: The display may beji-ozen at any time by pressing the HOLD key if using the RE357 or the SEND key if using the RE357Tx with no computer or printer connected. To release the display press the... - Page 9 Section 5 (Tx Version Only) Operation With a Printer or Computer Printer Connect a printer (set at 1200 Baud) to the meter via the RS232C port on the back panel. Follow the calibration procedure given in Section 2 or 3 To print out a sample reading, press the Send key.
- Page 10 CA-Send Calibration Data Command-CA I CR LF � 7.06 CR LF � 15.8 °CCR LF �-0.2mV CRLF 2CRLF Second calibration point ,.___ ___________ ___, PR -Send Probe Status Data Command-PR � 95.3% NERNST CRLF 5.2mV CR LF � RD -Send Current Readings Command-RD �...
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Page 13: Specifications
Section 7 Specifications pH Range/Resolution 0.00 to 15.00 pH Accuracy ±0.02pH ° Temperature Compensation 0-100 Auto Calibration 2 points, 4,7 or 10 Manual Calibration 2 points at any value mV Range/Resolution ±400.0 & ±2000 mV mV Accuracy ±2%±1 digit Relative m V offset ±2000mV Auto Range change at 400mV... -
Page 14: Before Use
Appendix 1 pH electrodes Before Use Remove the protective cap covering the glass sensing bulb and replace with the protective guard if applicable. Inspect the fi l ling solution for air bubbles and remove by shaking in a downward di rection. - Page 15 Buffer Solutions !fusing ready made solutions, use ones supplied with temperature coefficient information. Table of Temperature Coefficients For EDT Buffers p H 4 p H 10 p H 7 3.99 7.07 10. I 8 4.00 7.04 10.14 4 .0 0 7.
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