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Summary of Contents for Sentera Controls SPSP
- Page 1 SPSP DIFFERENTIAL PRESSURE CONTROLLER Mounting and operating instructions...
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Page 2: Table Of Contents
INTENDED AREA OF USE TECHNICAL DATA STANDARDS OPERATIONAL DIAGRAM WIRING AND CONNECTIONS MOUNTING INSTRUCTIONS IN STEPS VERIFICATION OF INSTALLATION INSTRUCTIONS OPERATING INSTRUCTIONS MODBUS REGISTER MAPS TRANSPORT AND STORAGE WARRANTY AND RESTRICTIONS MAINTENANCE MIW-SPSP-EN-000 - 29 / 11 / 2018 2 - 11 www.sentera.eu... -
Page 3: Safety And Precautions
In case there are any questions that are not answered, please contact your technical support or consult a professional. MIW-SPSP-EN-000 - 29 / 11 / 2018 3 - 11 www.sentera.eu... -
Page 4: Product Description
DIFFERENTIAL PRESSURE CONTROLLER PRODUCT DESCRIPTION The SPSP differential pressure controller controls directly EC fans or drives. It is equipped with Modbus RTU communication and has an analog / digital output. The controller features integrated PI control, setpoint and K-factor setting. -
Page 5: Standards
Analog / PWM (open collector) output Ground reference for analog output Cable cross section: max. 0,75 mm Connections Cable gland clamping range: 3—6 mm MIW-SPSP-EN-000 - 29 / 11 / 2018 5 - 11 www.sentera.eu back to the table of contents... -
Page 6: Mounting Instructions In Steps
DIFFERENTIAL PRESSURE CONTROLLER MOUNTING INSTRUCTIONS IN STEPS Before you start mounting the SPSP controller, read carefully “Safety and Precautions”. Choose a smooth surface for an installation location (a wall, a panel, etc.) and follow these steps: Unscrew the four screws on the front cover of the enclosure to remove it. -
Page 7: Verification Of Installation Instructions
Rapid, continuous blinking of the blue LED (Fig. 10 Sensor calibration / Modbus NO T E register reset / normal operation indication) indicates that the unit operates properly. MIW-SPSP-EN-000 - 29 / 11 / 2018 7 - 11 www.sentera.eu back to the table of contents... -
Page 8: Operating Instructions
NO T E Do not release SW2 button after the LED (Fig. 9) has blinked twice until it blinks three times once again, otherwise the SPSP pressure transmitter will carry out a calibration procedure instead of Modbus registers reset procedure. -
Page 9: Input Registers
■ Holding register 13 (40013) is the “K-factor register”. You should enter the correct K-factor of the used motor in it. Please consult the motor datasheets. MIW-SPSP-EN-000 - 29 / 11 / 2018 9 - 11 www.sentera.eu back to the table of contents... -
Page 10: Modbus Register Maps
0—6.000 Pa 8-10 Reserved, returns 0 0,5 s Diff. pressure response time unsigned int. Flag indicates the current response time 9-10 Reserved, returns 0 MIW-SPSP-EN-000 - 29 / 11 / 2018 10 - 11 www.sentera.eu back to the table of contents... -
Page 11: Transport And Storage
In case of heavy pollution, clean with a non-aggressive product. In these circumstances the unit should be disconnected from the supply. Pay attention that no fluids enter the unit. Only reconnect it to the supply when it is completely dry. MIW-SPSP-EN-000 - 29 / 11 / 2018 11 - 11 www.sentera.eu...
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