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USER MANUAL V0.8 
© 2009 EnOcean  |  www.enocean.com 
PTM 33x / 33xC User Manual V0.8  |  Page 4/20 
 
 
PTM 33X / 33XC 
GENERAL DESCRIPTION 
1.1  Basic Functionality 
The radio transmitter module PTM 330 from EnOcean 
enables the implementation of wireless sensors and 
switches without batteries.  
 
Key applications are handheld remote controls or indus-
trial switches.  
 
Functional Principle 
When an energy pulse is supplied (e.g. by ECO 200 from 
EnOcean) an RF telegram is transmitted including a 
unique 32-bit module ID, the polarity of the energy 
pulse, and the operating status of 4 digital inputs. The 
RPS telegram content can be configured if other content is needed. 
 
PTM 330 can be connected to ECO 200 via a contact spring. There are two meander struc-
tures on the PCB which allow usage of a rubber pad to set the level of two digital inputs.  
Alternatively PTM 330 can be mounted as an SMD component onto a host PCB. In this case 
energy supply pins and digital input pins are accessible via contact pads. 
 
 
Product variants 
„ 
PTM 330: 868MHz variant, pre-installed whip antenna, delivery in card board box 
„ 
PTM 332: 868MHz variant, no pre-installed antenna, delivery as tape & reel 
„ 
PTM 330C: 315MHz variant, pre-installed whip antenna, delivery in card board box 
„ 
PTM 332C: 315MHz variant, no pre-installed antenna, delivery as tape & reel 
 
 
1.2  Technical Data 
  
Power supply 
ECO 200 or equivalent energy pulse
Antenna 
pre-installed whip antenna PTM 330/330C
                                                                      external 50 Ohm or whip antenna PTM 332/332C
Frequency 
868.3 MHz (PTM 33x) / 315.0 MHz (PTM 33xC)
Transmission power 
typ. 2 dBm at antenna base
Data rate / Modulation type 
125 kbps / ASK
Telegram type  
RPS of type 2 (allows interpretation of operating two buttons simultaneously)
Digital inputs  
4
Transmission range  
up to 200 m free field, up to 30 m indoor