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DM 821 S-DIAS Differential Pressure Input Module Instruction Manual Date of creation: 13.06.2014 Version date: 26.07.2023 Article number: 20-008-821-E...
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(print, photocopy, microfilm or in any other process) without the express permission. We reserve the right to make changes in the content without notice. The SIGMATEK GmbH & Co KG is not responsible for technical or printing errors in the handbook and assumes no responsibility for damages that occur...
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DM 821 with 2 differential pressure inputs 8 digital inputs The S-DIAS DM 821 differential pressure input module has two differential pressure inputs with a measurement range from -1034 … +1034 mbar and eight digital inputs (+24 V/3.7 mA/0.5 ms).
General knowledge of automation technology is required. Further help and training information, as well as the appropriate accessories can be found on our website www.sigmatek-automation.com. Our support team is happily available to answer your questions. Please see our website for our hotline number and business hours.
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE 2 Basic Safety Directives Symbols Used The following symbols are used in the operator documentation for warning and danger messages, as well as informational notes: DANGER Danger indicates that death or serious injury will occur, if the specified measures are not taken.
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S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 INFORMATION Information Provides important information on the product, handling or relevant sections of the documentation, which require attention. 26.07.2023 Page 7...
It does not guarantee properties under the warranty. Please thoroughly read the corresponding documents and this operating manual before handling a product. SIGMATEK GmbH & Co KG is not liable for damages caused through, non-compliance with these instructions or applicable regulations.
Regarding the requirements for Safety and health connected to the use of machines, the manufacturer must perform a risk assessment in accordance with machine directives 2006/42/EG before introducing a machine to the market. Operate the unit with devices and accessories approved by SIGMATEK only. 26.07.2023 Page 9...
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE CAUTION Handle the device with care and do not drop or let fall. Prevent foreign bodies and fluids from entering the device. The device must not be opened! Manipulez l’appareil avec précaution et ne le laissez pas tomber. Empêchez les corps étrangers et les liquides de pénétrer dans l’appareil.
• 2011/65/EU “Restricted use of certain hazardous substances in electrical and electronic equipment” (RoHS Directive) The EU Conformity Declarations are provided on the SIGMATEK website. See Products/Downloads or use the search function and the keyword “EU Declaration of Conformity”. 26.07.2023...
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE Digital Input Specifications Number Input voltage typically +24 V maximum +30 V Signal level low: < +8 V high: > +14 V (up to HW version 2.00) Signal level low: < +5 V high: >...
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE Miscellaneous Article number 20-008-821 Standard UL 508 (E247993) Approvals UL, cUL, CE Environmental Conditions Storage temperature -20 ... +85 °C Environmental temperature 0 ... +60 °C Humidity 0-95 %, non-condensing Installation altitude above sea 0-2000 m without derating level >...
S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 Status LEDs Module Status green module active no supply available BLINKING (5 Hz) no communication User yellow can be set from the application (e.g. the module LED can be set to blinking through the visualization so that the module is easily found in the control BLINKING (2 Hz) cabinet)
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE Applicable Connectors Connectors: X1-X2: Connectors with spring terminals (included in delivery) The spring terminals are suitable connecting ultrasonically compacted (ultrasonically welded) strands. Connections: Stripping length/Sleeve length: 10 mm Mating direction: parallel to the conductor axis or circuit board Conductor cross section rigid: 0.2-1.5 mm Conductor cross section flexible:...
S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 Assembly/Installation Check Contents of Delivery Ensure that the contents of the delivery are complete and intact. See chapter 1.3 Contents of Delivery. INFORMATION On receipt and before initial use, check the device for damage. If the device is damaged, contact our customer service and do not install the device in your system.
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE Mounting The S-DIAS modules are designed for installation into the control cabinet. To mount the modules a DIN-rail is required. The DIN rail must establish a conductive connection with the back wall of the control cabinet. The individual S-DIAS modules are mounted on the DIN rail as a block and secured with latches.
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S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 Recommended minimum distances of the S-DIAS modules to the surrounding components or control cabinet wall: a, b, c … distances in mm (inches) 26.07.2023 Page 25...
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE 10 Addressing 10.1 Address Mapping Overview Address Size Description (hex) (bytes) 0000 Cyclic Data for Firmware 0080 Cyclic Data for the HW Class 0100 CFG for the Firmware 0180 CFG/version for the HW class 0300 SDO Request 0380...
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S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 Info (special-purpose or status bits) 0104 Bit 0 free Bit 1 boot loader/update request 0105 reserved Standard mode (info register bit 0 = 0) 0106 Cutoff frequency low pass filter input 1 0108 Cutoff frequency low pass filter input 1 AI1 →...
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE 11 Supported Cycle Times 11.1 Cycle Times below 1 ms (in µs) V1.00 11.2 Cycle Times equal to or above 1 ms (in ms) V1.00 V1.00 Page 28 26.07.2023...
S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 12 Hardware Class DM821 Hardware Class DM821 for the S-DIAS DM821 analog module This hardware class is used to control the DM 821 hardware module. The module has 8 digital inputs and 2 pressure inputs with a measurement range of -1034 mbar to +1034 mbar.
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE 12.1 Interfaces 12.1.1 Clients The client must be connected to an S-DIAS port, an "SdiasOut"_[x]” server. SdiasIn Place The physical location of the hardware module is entered in this client. Up to 64 modules, 0 to 63, can be assigned. Required This client is active by default, which means that the S-DIAS hardware module at this position is mandatory for the system and can under no...
S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 12.1.2 Servers ClassState This server shows the actual status of the hardware class. DeviceID The device ID of the hardware module is shown in this server. FPGAVersion FPGA version of the module in 16#XY (e.g. 16#10 = version 1.0). SerialNo The serial number of the hardware module is shown in this server.
DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE 13 Transport/Storage INFORMATION This device contains sensitive electronics. During transport and storage, high mechanical stress must therefore be avoided. For storage and transport, the same values for humidity and vibration as for operation must be maintained! Temperature and humidity fluctuations may occur during transport.
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S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE DM 821 15 Maintenance INFORMATION During maintenance as well as servicing, observe the safety instructions from chapter 2 Basic Safety Directives. 15.1 Service This product was constructed for low-maintenance operation. 15.2 Repair INFORMATION In the event of a defect/repair, send the device with a detailed error description to the address listed at the beginning of this document.
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DM 821 S-DIAS DIFFERENTIAL PRESSURE INPUT MODULE Documentation Changes Change date Affected Chapter Note page(s) 08.09.2014 1.4 Miscellaneous UL standard added Name changed from Digital Mixed Module to Differential Pressure Input Module 30.01.2015 3.2 Applicable Connectors Note regarding connecting/disconnecting the S-DIAS module under voltage added.
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