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Pushbutton Transmitter Device 315 MHz
PTM 200C

User Manual V1.01
July 2007

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Summary of Contents for PTM 200C

Page 1: ...Pushbutton Transmitter Device 315 MHz PTM 200C User Manual V1 01 July 2007 ...

Page 2: ...rocesses and circuits EnOcean does not assume responsibility for use of devices described and limits its liability to the replacement of devices determined to be defective due to workmanship Devices or systems containing RF components must meet the essential requirements of the local legal authorities The approval requirements described in this document are of best knowledge without any warranty T...

Page 3: ..._______________________________________ 10 2 2 Contact Nipples Designation_______________________________________________________ 11 2 3 PTM 200C Radio Telegram _________________________________________________________ 12 3 APPLICATIONS INFORMATION _______________________________________________________ 14 3 1 Laying the antenna_________________________________________________________________ 14 3...

Page 4: ...namic energy transducer is actuated by a bow 1 which can be pushed from outside the device by an appropriate push button or switch rocker When the energy bow is pushed down electrical energy is created and an RF telegram is transmitted including a 32 bit device ID Releasing the energy bow generates different telegram data so every PTM telegram contains the information that the bow was pressed or r...

Page 5: ... 5 depending on residual energy 3 packets within about 20 ms delay effected at random Number of channels 2 channels with 4 action states each upper lower contact nipple is pressed released Telegram type RPS of type 2 allows interpretation of operating two buttons simultaneously Device identifier individual 32 bit ID factory programmed 1 4 Mechanical Interface Device dimensions 40 0 x 40 0 x 11 2 m...

Page 6: ...ed view including rocker catwalks 1 this catwalks are not needed when using one single rocker only 2 dimensions of rocker part Figure 3 PTM 200C without antenna top view note cut A B and C marking EnOcean GmbH W Heller Page 6 of 19 PTM 200C User Manual V1 01 ...

Page 7: ...Figure 4 PTM 200C without antenna cut A 2 dimensions of rocker part Figure 5 PTM 200C without antenna cut B and C EnOcean GmbH W Heller Page 7 of 19 PTM 200C User Manual V1 01 ...

Page 8: ...antenna labeling area Hatched areas support planes Figure 6 PTM 200C with antenna rear view EnOcean GmbH W Heller Page 8 of 19 PTM 200C User Manual V1 01 ...

Page 9: ...nt of the energy bow must not be limited by mounted rockers 1 5 Environmental Conditions Operating temperature 25 up to 65 C Storage temperature 25 up to 65 C Humidity 0 to 95 r h 1 6 Ordering Information Type EnOcean Ordering Code PTM 200C S3031 A200 rotary mounting plane support plane press bow to stopper rocker tilted to 5 4 degrees corresponds to 1 8 mm energy bow travel catwalks of switch roc...

Page 10: ...C Energy Bow Power Generator Converts pressure on the energy bow into electrical energy Power Converter Electronic converter unit for generating the device DC power supply Processor Converts the contact nipples status and pushed released data from the power generator into a reliable and energy efficient serial telegram structure HF transmitter Sends the data in the form of a series of short radio ...

Page 11: ...e combinations N message One or two contact nipples have been pressed when activating the energy generator Æ Message with nipple code and pressed released event status of the energy bow is sent U message No contact nipple was pressed when activating the energy generator or 3 or 4 nipples have been pressed Æ Message with pressed released event status of the energy bow is sent and the information if...

Page 12: ...icient energy saving transmitters because only the 1 bits are transferred At the same interference signal level the transmission security of the alternative FSK method is identical to that of the ASK method 2 3 3 Transmission timing The transmission timing of the radio device PTM 200C has been developed to avoid possible collisions with data packages of other EnOcean transmitters as well as distur...

Page 13: ...cally viewed the transmission reliability is still greater than 99 99 in the case of 100 radio sensors that transmit once every minute This means that even large office buildings and also huge industrial facilities can be equipped with a large number of sensors of this kind of radio technology Figure 12 Probability of transmission failure caused by radio data collision for EnOcean light switch tra...

Page 14: ... O I B A O I B A 102mm 42mm 63mm 25mm Figure 13 Laying the antenna Important note o The distance between antenna foot point and antenna end must be 25mm o The antenna area should be maximized o The antenna should be placed at the same height above the ground plane as the rotation axis for the switch rocker see example below EnOcean GmbH W Heller Page 14 of 19 PTM 200C User Manual V1 01 ...

Page 15: ...radur B 4520 with a surface roughness of min Ra 1 0 ym Please note that the rockers should be of nonmetal for best transmission range Please also avoid plastic materials with conducting ingredients like graphite 3 3 Device Mounting For mounting the PTM 200C device into an application specific case the package outline drawings of the device are roughly dimensioned in chapter 1 4 If more detailed di...

Page 16: ...h max 3 walls Ferroconcrete walls ceilings Typically 10m range through max 1 ceiling Fire safety walls elevator shafts staircases and supply areas should be considered as screening The angle at which the transmitted signal hits the wall is very important The effective wall thickness and with it the signal attenuation varies according to this angle Signals should be transmitted as directly as possi...

Page 17: ...designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment...

Page 18: ...er supply 4 2 Field Intensity Meter EPM 100C The EPM100C is a mobile field intensity meter that helps the engineer to find the best installation positions for sensor and receiver It can also be used to check disturbances in links to already installed equipment The EPM100C displays the field intensity of received radio telegrams and interfering radio signals in the 315MHz range The simplest procedu...

Page 19: ... EnOcean GmbH W Heller Page 19 of 19 PTM 200C User Manual V1 01 5 Patent protection PTM200C is protected by the following patents o US 6 747 573 o US 7 019 241 o Further patents pending ...

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