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PDW90 Point-to-Multipoint Wireless Process Signal System
Brand: Precision Digital Corporation
The Precision Digital PDW90 is a rugged, customizable, point to multipoint wireless bridge that can be configured for a variety of inputs and outputs including a maximum of 32 Analog inputs.
It offers a highly-flexible means of getting Analog, digital, and Modbus signals from where you have it to where you need it.
Modular input/output cards and expandable field units mean that the PDW90 can be customized to meet the needs of just about any wireless application.
Features- Point to Multi-Point Signal Wire Replacement
- Simple to Configure Using PDW Manager Programming
- Software and Onboard USB
- Range: 1 Mile Line-of-Sight, 500 ft Indoor
Base Station
- Rugged Plastic NEMA 4X Field Enclosure
- Field or Wall Mounted
- RS-485 Modbus Standard
- Up to 16 Dual Input/Output Expansion Cards
- Analog Input, Analog Output, Relay Output, and Digital I/O Cards Available
Field Units
- Analog Input and Output, Four Digital I/O, and RS-485 Modbus® Standard
- Remote or Attached Antenna
- Flanges for Wall or Pipe Mounting
- NEMA 4X, IP68 Enclosure
Displaying prices & availability for Ohio, United States in USD. Change location.
Models matching criteria: 22
- Model - Point to Multipoint System
- Model - PDW90-S2A-0100
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Does not ship to OH, United States
- Model - Point to Multipoint System
- Model - PDW90-S6A-0300
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- Model - Complete Systems
- Model - PDW90-S8N-4442
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- Model - Point to Multipoint System
- Model - PDW90-S8A-4442
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- Model - Point to Multipoint System
- Model - PDW90-S6A-3332
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S2N-0100
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Does not ship to OH, United States
- Model - Base Station Modules
- Modules - PDW90 Dual Analog Input Base Station Module
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- Model - Point to Multipoint System
- Model - PDW90-S4A-0200
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Does not ship to OH, United States
- Model - Point to Multipoint System
- Model - PDW90-S2A-1111
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- Model - Base Station Modules
- Modules - PDW90 Dual Analog Output Base Station Module
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- Model - Base Station Modules
- Modules - PDW90 Dual Digital I/O Base Station Module
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- Model - Base Station Modules
- Modules - PDW90 Dual Relay Output Base Station Module
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S2N-1111
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S4N-0200
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S6N-3332
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Does not ship to OH, United States
- Model - Point to Multipoint System
- Model - PDW90-S4A-2221
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Does not ship to OH, United States
- Model - Point to Multipoint System
- Model - PDW90-S8A-0400
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S6N-0300
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S4N-2221
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Does not ship to OH, United States
- Model - PDW90-Wireless Components
- PDW90 - Point-to-Multipoint Wireless Process Signal Field Unit
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Does not ship to OH, United States
- Model - Complete Systems
- Model - PDW90-S8N-0400
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Does not ship to OH, United States
- Model - PDW90-Wireless Components
- PDW90 - Point-to-Multipoint Wireless Process Signal Base Station
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Does not ship to OH, United States
Specifications
Accuracy
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output: ± 0.1 % of Span ± 0.004 mA
- Dual Analog Input Module: ± 0.03 % of Calibrated Span ± 1 Count
Calibration
- Field Unit, Dual Analog Input Module, Dual 4-20 mA Output Module: Recalibration is Recommended at Least every 12 Months
Communication
- Dual Analog Input Module: Analog Input Will Not Interfere with Existing HART Communications on the Wired 4-20 mA Signal
- RS-485 Modbus
- RS-485 Modbus RTU Serial Communication (Compatibility): EIA-485
- RS-485 Modbus RTU Serial Communication: Baud Rate: 1,200 to 57,600 bit/sec
- RS-485 Modbus RTU Serial Communication: Data Length: 8-bits
- RS-485 Modbus RTU Serial Communication: Start Bit: 1-bit
- RS-485 Modbus RTU Serial Communication: Stop Bit: 2-bits
- USB
Conduit Connection
- 1/2” NPT
Current
- Sink Current: 1.5 mA Min. (Input Current)
- Source Current: 10 mA - Max.
Display
- Field Unit: 32-Character Dual-Line Alphanumeric Dot Matrix LCD with Backlight (4.68 mm x 2.21 mm Characters)
- Field Unit: Display May be Mounted at 90° Increments up to 270° from Default Orientation
- LCD Display
Distance
- RS-485 Modbus RTU Serial Communication: 3,937 feet (1,200 metres) - Max.
Electrical Connectors
- Field Unit: Removable Screw Terminal Blocks Accept 16 to 30 AWG Wire
- Removable Screw Terminal Blocks Accept 12 to 22 AWG Wire
- RS-485 Modbus RTU Serial Communication: Removable Screw Terminal
Electrical Rating
- Dual Relay Module: 1/14 hp (50 W) at 125/250 Vac for Inductive Loads
- Dual Relay Module: 3 A at 30 Vdc, 125/250 Vac Resistive Load
Enclosure Finish
- Field Unit: Blue
- Field Unit: Corrosion Resistant Powder-Coated
- Gray
Enclosure, Body Material
- Field Unit: 0.30 %, Max.
- Field Unit: Cast Aluminum with Glass Window
- Thermoplastic Polyester
Environmental Protection
- IP66
- IP68
- NEMA 4X
Frequency
- Wireless Radio: 900 MHz
Humidity
- 0 to 90 % Relative Humidity, Non-Condensing
Input
- Digital Input Logic High: 3-5 Vdc
- Digital Input Logic Low: 0-1.1 Vdc
- Dual Analog Input Module (Field Selectable): 0-10 V
- Dual Analog Input Module (Field Selectable): 4-20 mA
Input Impedance
- Dual Analog Input Module (Current Range): 50 to 100 ohms (Depending on Resettable Fuse Impedance)
- Dual Analog Input Module (Voltage Range): > 500 kiloohms
Isolation
- 500 V
Loop Resistance
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output (Output Loop Resistance): 10 to 900 ohms
Mounting
- 1.5” Pipe Mounting
- Wall Mounting
Operating Temperature
- -40° to 65° C (-40° to 149° F)
Output
- Digital Output Logic High: 3.1-3.3 Vdc
- Digital Output Logic Low: 0-0.4 Vdc
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output (Factory Calibrated): 4-20 mA
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output (Signal Loss): after Approximately 25 seconds of Trying to Reconnect, 3.2 mA
Plug Material
- Field Unit (Conduit Plug): Stainless Steel
Power
- 2.4 W Min.
- 24 Vdc ± 10 %
- 36 W, Max.
- Field Unit: 12-28 Vdc, 5 W, Max.
- Isolated 4-20 mA Transmitter Output (Output Loop Power): 24 Vdc
Power Supply
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output (Output Loop Power): 24 Vdc
Range
- Wireless Radio: 5,280 feet (1,610 metres) Outdoor (Line-of-Sight)
- Wireless Radio: 500 feet (152.4 metres) Indoor
Sensitivity
- Wireless Radio: -101 dBm
Storage Temperature
- -40° to 85° C (-40° to 185° F)
Switch Type
- Dual Relay Module: 2 SPDT (Form C)
System Requirements
- Microsoft Windows® XP/Vista/7/8/10
Thermal Drift
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output: 0.4 µA/°C, Max.
- Dual 4-20 mA Output Module, Isolated 4-20 mA Transmitter Output: 0.8 µA/°C, Max.
- Dual Analog Input Module: 0.005 % of Calibrated Span/°C, Max.
- Dual Analog Input Module: 0.01 % of Calibrated Span/°C, Max.
Torque
- Field Unit (Signal Connector Tightening Torque): 0.28 Nm (2.5 In/Lbs)
- Tightening Torque (Screw Terminal Connectors): 0.56 Nm (5 In/Lbs)
