PRECISION DIGITAL PDW30 Instruction Manual
Point-to-point wireless bridge
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PDW30 Point-to-Point Wireless Bridge
Instruction Manual
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Signal Wire Replacement in a Rugged, Industrial Housing
Inputs and Outputs on Both Field Units
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Simple to Order, Configure, & Install
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1 Mile Line-of-Sight Outdoor, 500 Feet Indoor Range
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Inputs: Analog (4-20 mA, 0-10 V, 0-5 V, 1-5 V), Discrete, and RS-485 Modbus Communications
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Outputs: Analog (4-20 mA), Discrete, and RS-485 Modbus Communications
Remote or Attached Antenna
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Repeaters and Directional Antennas Available
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Flanges for Wall or Pipe Mounting
Software Available for Even Easier Setup
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NEMA 4X, IP68 Enclosure
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3-Year Warranty
PRECISION DIGITAL CORPORATION
233 South Street • Hopkinton MA 01748 USA
Tel (800) 343-1001 • Fax (508) 655-8990
www.predig.com
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Table of Contents
Related Manuals for PRECISION DIGITAL PDW30
Summary of Contents for PRECISION DIGITAL PDW30
- Page 1 PDW30 Point-to-Point Wireless Bridge Instruction Manual • Signal Wire Replacement in a Rugged, Industrial Housing Inputs and Outputs on Both Field Units • Simple to Order, Configure, & Install • 1 Mile Line-of-Sight Outdoor, 500 Feet Indoor Range • •...
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Page 2: Introduction
The PDW30 is simple to order, simple to configure, and easy to trust with your application. Guaranteed ranges assure it will work with your application, or you Read complete instructions prior to installation •... -
Page 3: Table Of Contents
PDW30 Point-to-Point Wireless Bridge Instruction Manual Table of Contents Introduction ......................2 Ordering Information ..................2 Specifications ..................... 5 General ......................5 Analog Input ....................5 Isolated 4-20 mA Transmitter Output ............5 Digital Input / Output Terminal ..............5 Wireless Radio .................... - Page 4 Figure 4. PDW30 Device Assembly, Rear View ..........8 Figure 5. Power Connections ................8 Figure 6. PDW30 and 2-Wire Transmitter Powered from Same Supply ... 8 Figure 7. Analog Input Connections ..............9 Figure 8. 4-20 mA Output Connections .............. 9 Figure 9.
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Page 5: Specifications
PDW30 Point-to-Point Wireless Bridge Instruction Manual Specifications Analog Input Inputs Except where noted all specifications apply to operation at +25°C. Field selectable: 4-20 mA, 0-10 V, 0-5 V, 1-5 V General Accuracy ±0.03% of calibrated span ±1 count Display 32-character dual-line alphanumeric dot Temperature Drift 0.005% of calibrated span/°C max from... -
Page 6: Wireless Radio
Max Distance 3,937' (1,200 m) max Baud Rate 1200 – 57,600 bps The PDW30 has two mounting holes that may be used for a 1.5” pipe mounting or wall mounting. Alter- Data 8 bit (1 start bit, 2 stop bits) -
Page 7: Pda6963-Ss Stainless Steel Pipe Mounting Kit
PDW30 Point-to-Point Wireless Bridge Instruction Manual Dimensions The RF module has been certified for remote and • All units: inches [mm] base radio applications. If the module will be used for portable applications, the device must undergo SAR testing. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. -
Page 8: Connections
Power connections are made to a two-terminal con- screws. Remove the electronics assembly from the nector labeled POWER in Figure 4. The PDW30 is re- enclosure. Signal connections are made to removable verse polarity protected; it will not be damaged if terminal blocks on the back of the electronics assem- wired backward. -
Page 9: Signal Connector
Current Signal Modbus RTU Serial Communications Source The PDW30 acts as a simple pass-through for Mod- bus communications. As such, multiple Modbus ena- Figure 7. Analog Input Connections bled devices may be transmitted wirelessly using the 4-20 mA Output Connector PDW30 Wireless Bridge. -
Page 10: Setup And Programming
Show current inputs and outputs Next Cycle forward through menus or select next digit Display Status Received Signal Strength Display for Primary PDW30 Unit Indicator Indicates the wireless signal RSSI strength between wireless devices on a scale of 1 to 10. Receiving/Transmitting... -
Page 11: Quick Tip
Run Mode. PDW Manager is available on the included CD or online at www.predig.com/pdwmanager. Instructions on the use of PDW Manager to program the PDW30 wireless units can be found under Pro- gramming with PDW Manager on page 16. -
Page 12: Display Functions & Messages
PDW30 Point-to-Point Wireless Bridge Instruction Manual Display Functions & Messages Display Action/Setting Description Shown below is a list of all display messaged in each 1 second timeout 1 SEC device’s setup menu. This list is in order of appear- 2 second timeout 2 SEC ance when pressing the Next button. -
Page 13: Secondary Unit
PDW30 Point-to-Point Wireless Bridge Instruction Manual Setup Menu Secondary Unit The setup menu consists of analog, digital (discrete), Display Action/Setting Description and Modbus ® input/output settings, network ID, pass- Displays the point-to-point NETWORK ID word, and factory defaults restoration. wireless network ID... -
Page 14: Entering Numeric Values
PDW30 Point-to-Point Wireless Bridge Instruction Manual Entering Numeric Values Network and Modbus Setup Numeric values are set using the Next and Previous The Network and Modbus Setup menu is where the buttons. Press Next to select next digit and Previous wireless device’s Network ID is set and Modbus... -
Page 15: Secondary Device Menus
PDW30 Point-to-Point Wireless Bridge Instruction Manual Data Format Secondary Device Menus The data format of the wireless devices must match The secondary device has fewer menu options than the data format of the Modbus network. Set the data the primary device, shown below. -
Page 16: Programming With Pdw Manager
Programming with PDW Manager PDW Manager allows you to program the PDW30 wireless units from a PC with a USB connection. Units connect to a PC via the micro USB connection on their face, underneath the enclosure cover. Use of PDW Manager is required for programming advanced settings such as wireless encryption and analog signal calibration. - Page 17 PDW30 Point-to-Point Wireless Bridge Instruction Manual The devices’ analog inputs and outputs can be calibrated using the Calibration tabs. The IO Testing tab allows you to perform diagnostics and testing on the units. Calibration – Analog Input Calibration – 4-20 mA Output...
- Page 18 PDW30 Point-to-Point Wireless Bridge Instruction Manual IO Testing Device communication can be secured by enabling 128-bit AES encryption. A channel mask may also be set for interference immunity. The encryption key and channel mask may be entered on the Advanced tab.
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Page 19: Troubleshooting
• If communicating over distance of miles, consider installing PDW30-RNA repeaters or a high gain directional antenna. Multiple wireless • If there are multiple PDW30 wireless bridges, verify devices in the that each pair has its own unique network ID. area with the same ID. - Page 20 PDW30 Point-to-Point Wireless Bridge Instruction Manual Symptom Possible Cause Corrective Action Signal is too poor. • Check RSSI. If signal is too low, consider moving devices closer together, clearing obstacles in Intermittent signal issues. wireless path, or mounting devices higher.
- Page 21 PDW30 Point-to-Point Wireless Bridge Instruction Manual Symptom Possible Cause Corrective Action Not enough • Devices require at least 12 VDC each in order to Device will not power on. voltage is coming power on. Check that the power supply is providing...
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Page 22: Factory Defaults & User Settings
PDW30 Point-to-Point Wireless Bridge Instruction Manual Factory Defaults & User Settings The following table shows the factory setting for most of the programmable parameters on the device. Next to the fac- tory setting, the user may record the new setting for the particular application... - Page 23 PDW30 Point-to-Point Wireless Bridge Instruction Manual This page left blank intentionally...
- Page 24 PDW30 Point-to-Point Wireless Bridge Instruction Manual Contact Precision Digital Technical Support Call: (800) 610-5239 or (508) 655-7300 Fax: (508) 655-8990 Email: support@predig.com Sales Support Call: (800) 343-1001 or (508) 655-7300 Fax: (508) 655-8990 Email: sales@predig.com Place Orders Email: orders@predig.com For the latest version of this manual please visit www.predig.com...
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