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Summary of Contents for Pyxis ST-500SS-T Series
- Page 1 ST500SS-T Series Inline PTSA Fluorometer User Manual March 2024 Rev. 1.0 Pyxis Lab, Inc. www.pyxis-lab.com © 2017 Pyxis Lab, Inc. Pyxis Lab Proprietary and Confidential...
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Page 2: Table Of Contents
Table of Contents 1 Introduction ............................2 2. Specifications ............................3 3 Unpacking Instrument ........................... 4 Standard Accessories ..........................4 Optional Accessories ..........................4 4 Installation ............................5 ST-500SS-T installed in the ST-009 Stainless Steel Tee Assembly .............. 5 ST-500SS-T Dimension ........................... 6 Wiring .............................. - Page 3 Pyxis Lab, Inc. Standard Limited Warranty Pyxis Lab warrants its products for defects in materials and workmanship. Pyxis Lab will, at its option, repair or replace instrument components that prove to be defective with new or remanufactured components (i.e., equivalent to new).
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Page 4: Introduction
290psig. The new design allows for easy sensor removal form the Pyxis ST-009 inline tee assembly for sensor diagnostics, cleaning, and calibration without the need for tools. -
Page 5: Specifications
Length 6.9 inch (177 mm), body diameter 1.34 Inch (34mm) Cable Length 1.5m 7Pin Bulkhead w/adapter + 1.5m 7Pin Flying Lead w/adapter Regulation CE, RoHS, UKCA Specifications are subject to change without notice. † See Figure 3 for ST-500SS-T Series dimensions. ST-500SS-T User Manual service@pyxis-lab.com | +1 (866) 203-8397... -
Page 6: Unpacking Instrument
• One MA-1100 - 7-Pin Flying Leads Cable with Male Adapter (5ft) (P/N: 50747) • User Manual available online at https://pyxis-lab.com/support/ 3.2 Optional Accessories The following optional accessories can be ordered from Pyxis Customer Service (order@pyxis-lab.com) or Pyxis E-Store at https://pyxis-lab.com/shop/. Accessory Name ST-009 Stainless Steel Inline Tee Assembly 22624 (¾-inch FNPT Stainless Steel) -
Page 7: Installation
This ensures proper sensor optical channel flooding. 2. Insert the provided O-ring into the O-ring groove on the tee. 3. Insert the ST-500SS-T series sensor into the ST-009 tee. 4. Tighten the tee nut onto the tee to form a water-tight, compression seal. -
Page 8: St-500Ss-T Dimension
4.2 ST-500SS-T Dimension The ST-500SS-T dimensions can be found below. Figure 3. Dimension of the ST-500SS-T (mm) ST-500SS-T User Manual service@pyxis-lab.com | +1 (866) 203-8397... -
Page 9: Wiring
*NOTE*: The 24V power ground (black) and the 4-20 mA- return (green) are internally connected. If an insufficient wattage is available from the connected controller (i.e. 2W), Pyxis recommends the PowerPACK Series Auxiliary Power & Bluetooth Communication Adapters highlighted in the Optional Accessories section of this manual. -
Page 10: Connecting Via Bluetooth To A Mobile Device
The concentration of PTSA in the sample water can be determined by using a Pyxis SP-380 (P/N: 50208), or similar offline fluorometer or calculated from the concentration of any measurable species in the sample water such as polymer, phosphate, or molybdate. -
Page 11: Download And Connect To The Upyxis® 2.0 Mobile App
This may take up to one minute. Tap the discovered ST-500SS-T sensor to connect to the sensor. The uPyxis app will identify the sensor type if multiple Pyxis sensors are discovered in the scan. As shown in Figure 6, uPyxis will default to the Trend Chart page after connected to the sensor via the MA-WB Bluetooth adapter. -
Page 12: Ptsa Calibration Via Upyxis 2.0 Mobile App
Users can tap Slope CALIBRATION and enter the handheld measured PTSA value, then hit confirm. *NOTE* If the sensor is dirty, it must be removed for proper optical channel cleaning with the Pyxis Probe Cleaning Solution (P/N SER-01) prior to conducting sensor calibration. Confirmation of sensor cleanliness with the uPyxis 2.0 APP Cleanliness Check Function is required before proceeding to sensor calibration. -
Page 13: Adjusting The 4-20Ma Span Via Upyxis 2.0 Mobile App
5.3 Adjusting the 4-20mA Span via uPyxis 2.0 Mobile App From the Pyxis factory, the 4–20mA output of the ST-500SS-T sensor is scaled as follows: Sensor Name 4mA Value 20mA Value ST-500SS-T 0 ppb 500 ppb Users may alter the output scale using 4-20mA Span to change the PTSA value corresponding to the 20mA output (Figure 9). -
Page 14: Diagnosis Screen
When in the Diagnosis screen you can view the Diagnosis Condition of the device. This feature may be used for technical support when communicating with service@pyxis-lab.com. To perform a sensor Cleanliness Check, first select the Diagnosis Condition which defines the fluid type... -
Page 15: Calibration And Diagnosis With The Upyxis® Desktop App
MA-WB Bluetooth Adapter – Bottom USB-C Port Figure 11 – 7-Pin Pyxis Sensor / MA-WB / USB-C Cable connected to uPyxis Desktop 3. Set the MA-WB to operate in USB Mode by following the steps below. a. Once the MA-WB screen is powered Press until you arrive at (USB to RS485) screen. - Page 16 (Figure 13). If more than one Comm port listed in the selection dropdown, you may try to select each one to see if a connection can be made. Alternatively, you may use the Windows Device Manager to identify the Comm Port that the Pyxis USB adapter is using. Figure 12. Connection Options Figure 13.
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Page 17: Information Screen
Slope Calibration, and 4-20mA Span. The screen also displays the reading of the device. The reading refresh rate is every 4 seconds. Follow the screen instructions for each calibration step. Figure 15. ST-500SS-T User Manual service@pyxis-lab.com | +1 (866) 203-8397... -
Page 18: Ptsa Calibration Via Upyxis Desktop App
Users can tap Slope CALIBRATION and enter the handheld measured PTSA value, then hit confirm. *NOTE* If the sensor is dirty, it must be removed for proper optical channel cleaning with the Pyxis Probe Cleaning Solution (P/N SER-01) prior to conducting sensor calibration. Confirmation of sensor cleanliness with the uPyxis Desktop Cleanliness Check Function is required before proceeding to sensor calibration. -
Page 19: Diagnosis Screen
When in the Diagnosis screen you can view the Diagnosis Condition of the device. This feature may be used for technical support when communicating with service@pyxis-lab.com. To perform a Cleanliness Check, first select the Diagnosis Condition which defines the fluid type that the Cleanliness Check. -
Page 20: Outputs
Figure 18. 7.3 Communication using Modbus RTU The ST-500SS-T Series sensor is configured as a Modbus slave device. In addition to the ppb PTSA value, many operational parameters, including warning and error messages, are available via a Modbus RTU connection. Contact Pyxis Lab Customer Service (service@pyxis-lab.com) for more information. -
Page 21: Sensor Maintenance And Precaution
The need to clean the ST-500SS-T sensor can be determined by the Cleanliness Check using either the uPyxis®2.0 Mobile App (see the Mobile Diagnosis Screen section) or the uPyxis® Desktop App (see the Desktop Diagnosis Screen section). ST-500SS-T User Manual service@pyxis-lab.com | +1 (866) 203-8397... -
Page 22: Methods To Cleaning The St-500Ss-T Sensor
A small, soft bristle brush, Q-Tips cotton swab, or soft cloth may be used to safely clean the sensor housing and the quartz optical sensor channel. These components and more come with a Pyxis Lab Inline Probe Cleaning Solution Kit (P/N: SER-01) which can be purchased at our online E- Store https://pyxis-lab.com/product/st-series-probe-cleaning-kit/... -
Page 23: Troubleshooting
Carry out routine calibration verification against a qualified PTSA standard. After properly cleaning the ST- 500SS-T sensor, carry out the zero-point calibration with distilled water and slope calibration using the qualified PTSA standard. 10 Contact Us Pyxis Lab, Inc 2124 Spell Circle Tomball, TX. 77375 USA www.pyxis-lab.com...
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