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10.4 Typ. wiring of the user interface - Voice transmission (transmit)

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transmitting key

Figure 10-5

Additionally, a microphone for voice transmission can be connected to the user interface of the WZ FSE 2-2 in case of voice trans-
mission (transmit). The transmitter can be switched on via the transmit button.

10.5 Typ. wiring of the user interface - Data transmission (digital)

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Switch for data rates

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Figure 10-6

Additionally, a microcontroller or a PC for digital data transmission can be connected to the user interface of the WZ FSE 2-2.

Circuit diagrams

Summary of Contents for WZ FSE 2-2

Page 1: ...WZ FSE 2 2 Instructions for use...

Page 2: ...hich has been set via hardware 22 5 1 13 Displaying the analogue measurement signal RSSI receive level 22 5 1 14 Setting the software handshake 22 5 1 15 Restoring the factory preset 22 5 2 Default se...

Page 3: ...the receiving operation as a function of the PTT 44 11 7 Typ time response for the receiving operation as a function of the channel switching 45 11 8 Typ RSSI response via receiving level and temperat...

Page 4: ...measures according to DIN EN 61340 5 1 2 when opening the unit potential equalisation between body and ground of the unit via high value resistance approx 1 MOhm e g with a usual wrist band Read the...

Page 5: ...d for the frequency range Failure to observe this instruction will cause the approval to expire and may result in legal action The connected antenna has to be tuned to the working frequency of the rad...

Page 6: ...including a pre resistor at the user interface for further infor mation see chapter 7 3 Instructions in the case of malfunction display of the analogue RSSI value signal strength via terminal program...

Page 7: ...wer supply You need a 4 pin connector to connect the power supply It consists of a plastic sleeve AMP 928 205 4 and 4 contact inserts AMP 927 955 1 The pins are assigned as follows Pin designation at...

Page 8: ...wer the nominal deviation cannot be achieved 4 4 MOD Input analogue Modulator Mod 22R 150p 150p Screening of the voice modulation line This input must not be connected to GND or NF to avoid hum pick u...

Page 9: ...e user interface logical level see table 2 1 4 13 SEL1 Input digital see pin 12 Memory selection Bit 1 priority 21 see also chapter 3 2 Memory selection at the user inter face logical level see table...

Page 10: ...O ESSO This output has LOW level for approx 1 3 s in case of faulty actions Idle condition HIGH Signal level LOW for approx 1 3 s logical level see table 2 1 3 4 1 The input can be set to active LOW o...

Page 11: ...uring the analogue voltage The high resistant output must be connected to at least 1 M to keep the squelch threshold constantly The received signal strength is shown in chapter 11 Timing charts of the...

Page 12: ...a rates with FFSK LOW 1200 bps 2400 bps HIGH 4800 bps with GMSK LOW 4800 bps 9600 bps 4 12 SEL0 Input digital 150p 1n 10K 5V 220R SEL0 C R MICROPRO ESSO Memory selection Bit 0 priority 20 LSB Least Si...

Page 13: ...nchronous to the generated clock TXC at the version synchronous 7 A synchronization of the data takes automatically place in the device at the version asynchronous In this connection the norm V 24 V 2...

Page 14: ...e according to the default setting of the unit 3 2 Memory selection at the user interface The WZ FSE 2 2 has 32 memories where you can store the transmit and receiver frequencies as well as the power...

Page 15: ...1 0 Memory 27 1 1 0 1 1 Memory 28 1 1 1 0 0 Memory 29 1 1 1 0 1 Memory 30 1 1 1 1 0 Memory 31 1 1 1 1 1 Table 3 1 Memory selection via SEL0 SEL4 Note If the WZ FSE 2 2 is disconnected from the supply...

Page 16: ...1 Start the Hyperterminal 2 Select the COM port of the computer to which the WZ FSE is connected 3 Setting the COM properties Bits per second 9600 Baud Data bits 8 Bits Parity none Stop bits 1 Bit Fl...

Page 17: ...typed characters locally Line delay 0 ms Character delay 2 ms ASCII Receiving Append line feeds to incoming line ends Wrap lines that exceed terminal width The terminal program is ready for use after...

Page 18: ...Programming a new receive channel on the selected memory KX 5 1 7 PX X 1 5 Programming a new power level on the selected memory KX 5 1 7 T Output of the current TX channel number service command 5 1...

Page 19: ...e 1 Input Output example Display of the serial number N ENTER SN 00000000P8000001 5 1 3 Output of the commands via echo Example 1 Input Output Switching on the command echo E1 ENTER OK The unit will s...

Page 20: ...R Memory 24 RX TX PWR Memory 25 RX TX PWR Memory 26 RX TX PWR Memory 27 RX TX PWR Memory 28 RX TX PWR Memory 29 RX TX PWR Memory 30 RX TX PWR Memory 31 RX 00000 TX 00000 PWR OK Memories which are not...

Page 21: ...y again see chapters 5 1 6 Selecting a memory software selection and 5 1 12 Selecting the memory which has been set via hardware Example 5 Input Output Setting memory 4 Programming the transmit channe...

Page 22: ...lection The memory 3 has been set via DIP switch SM ENTER OK For control reasons output of the transmit channel T ENTER TX 00700 For control reasons output of the receive channel R ENTER RX 00700 5 1...

Page 23: ...t WZ FSE 2 2 0000 1399 0 0200 MHz 146 0100 MHz 173 9900 MHz 0 1400 2518 0 0250 MHz 146 0250 MHz 173 9750 MHz 1400 WZ FSE 2 2 HK 0160 2000 0 0125 MHz 137 0000 MHz 160 0000 MHz 160 WZ FSE 2 2 UK 0000 24...

Page 24: ...63 5250 MHz Example 4 Channel 63 1 The channel is within the range of 0000 1399 The channel spacing is 20 kHz 2 Calculating the frequency Frequency MHz 146 0100 MHz 63 0 0 0200 MHz Frequency 147 2700...

Page 25: ...tput Activating the extended output mode E1 ENTER Message Value range Description OK Command is valid and has been correctly executed CMD ERROR Command is invalid RX OK Programming of RX channel was s...

Page 26: ...t ERROR a Check if the unit is operated with the correct voltage or b Check whether the antenna is correctly connected or not c See chapter 8 Service and repair 1 The duration of error messages can be...

Page 27: ...eter memory off 0E Error in the parameter memory off Parameter memory 13 Error in the parameter memory on active LOW 1 14 Error in the parameter memory off 15 Error in the parameter memory on active L...

Page 28: ...t it is not broken 3 Use an antenna which is suitable for the frequency range 4 Reconnect the WZ FSE to the power supply off Configuration of the module 80 Faulty configuration of the module off Table...

Page 29: ...6 to 24 step by step 6 V ENTER 7 N ENTER 8 M ENTER 9 SM ENTER 10 T ENTER 11 R ENTER 12 P ENTER 13 Ui ENTER 14 Ue0 ENTER 15 Ue1 ENTER 16 Ue2 ENTER 17 Ue3 ENTER 18 MK ENTER 19 MT ENTER 20 MR ENTER 21 M...

Page 30: ...z 20 kHz 25 kHz Modulation F1D F2D F3E G1D G2D Antenna the maximum permissible radiation may not be exceeded Interfaces Antenna connector MCX connector Power supply AMP 828 549 4 Voltage source 12 V D...

Page 31: ...0 MHz Frequency tolerance 2 0 kHz 2 0 kHz WZ FSE 2 2 HK Receive operation 200 mA Transmit operation Power level P5 500 mW 1 A Power level P5 6 W 2 4 A Power level P5 10 W 3 5 A Frequency range Channel...

Page 32: ...dBm Power level P5 6 W 37 0 dBm 37 8 dBm 39 1 dBm Rise time 12 ms Release time 6 ms Harmonic spurious frequency output power 9 kHz 1 GHz 36 dBm 1 GHz 4 GHz 30 dBm Adjacent channel output power 75 dBc...

Page 33: ...al deviation Data 1 5 dBm 0 0 dBm 1 5 dBm Voice 1 5 dBm 0 0 dBm 1 5 dBm Harmonic distortion factor at 600 Ohm with an RF level of 75 dBm and nominal deviation Data 3 0 5 0 Voice 2 5 5 0 AF frequency r...

Page 34: ...7 0 dBm 29 5 dBm Power level P 2 1 W 28 5 dBm 30 0 dBm 31 5 dBm Power level P 3 2 W 32 0 dBm 33 0 dBm 34 0 dBm Power level P 4 6 W 37 0 dBm 37 8 dBm 38 6 dBm Power level P 5 10 W 38 7 dBm 39 2 dBm 40...

Page 35: ...inal deviation Data 1 5 dBm 0 0 dBm 1 5 dBm Voice 1 5 dBm 0 0 dBm 1 5 dBm Harmonic distortion factor at 600 Ohm with an RF level of 75 dBm and nominal deviation Data 3 0 5 0 Voice 2 5 5 0 AF frequency...

Page 36: ...z 1 GHz 36 dBm 1 GHz 4 GHz 30 dBm Adjacent channel output power 65 dBc 60 dBc Nominal deviation Voice 1 5 kHz Data 1 5 kHz Maximum deviation 2 2 kHz 2 5 kHz AF frequency response Voice at 600 Ohm rela...

Page 37: ...inal deviation Data 1 5 dBm 0 0 dBm 1 5 dBm Voice 1 5 dBm 0 0 dBm 1 5 dBm Harmonic distortion factor at 600 Ohm with an RF level of 75 dBm and nominal deviation Data 3 0 5 0 Voice 2 5 5 0 AF frequency...

Page 38: ...RS232 for parameterisation of the software The ERROR output and the UET output are connected to LEDs with pre resistor to display the error messages and over temperature The relevant memories can be s...

Page 39: ...The modem represents the interface to the microcontroller and the PC 10 3 Typ wiring of the user interface Voice transmission receive Voltmeter Measurement of signal strength with analogue RSSI er Lo...

Page 40: ...interface of the WZ FSE 2 2 in case of voice trans mission transmit The transmitter can be switched on via the transmit button 10 5 Typ wiring of the user interface Data transmission digital i i al us...

Page 41: ...witching between data and voice transmission key switch closed data transmission data Voice see application switching analogue Figure 10 7 Additionally you can transmit voice and data via this circuit...

Page 42: ...by activ LOW Figure 11 1 Voice and data operation You must wait at least 0 1 ms after channel switching e g SEL0 or after programming via RS232 until you can switch on the PTT STAST 11 2 Typ frequenc...

Page 43: ...nse of the transmitter at the data DATA_IN and voice input MOD with an nominal deviation 11 4 Typ frequency response of the transmitter UK 45 40 35 30 25 20 15 10 5 0 5 10 0 03 kHz 0 05 kHz 0 07 kHz 0...

Page 44: ...3 V RF receiver first channel 60 dBm 130 dBm Figure 11 5 11 6 Typ time response for the receiving operation as a function of the PTT approx 6 ms approx 14 ms approx 6 ms approx 24 ms approx 14 ms appr...

Page 45: ...eiver first channel permanently set to 130 dBm 60 dBm 130 dBm RF receiver secound channel 3 V 0 V 2 5 V 2 5 V 2 5 V 2 5 V AF receiver data output AF receiver voice output RSSI Figure 11 7 11 8 Typ RSS...

Page 46: ...bei 50 C bei 75 C receiving level in dBm RSSI response in V by by by by by Figure 11 9 11 10 Typ RSSI response via receiving level and temperature UK 0 0 5 1 1 5 2 2 5 3 3 5 4 130 110 100 90 80 70 60...

Page 47: ...the receiver output voice NF and data DATA_OUT in case of standard frequency deviation 11 12 Typ frequency response of the receiver HK 45 40 35 30 25 20 15 10 5 0 5 10 0 03 kHz 0 05 kHz 0 07 kHz 0 10...

Page 48: ...in case of standard frequency deviation 11 14 Asynchronous FFSK or GMSK modulator TXD RTS data byte synchronization sequence t1 t2 Figure 11 14 Synchronization for data transmission t1 Time for transm...

Page 49: ...the radio unit WZ FSE 2 2 complies with the basic requirements and the other relevant provisions of the directive 1999 5 EG R TTE directive The WZ FSE 2 2 can be operated in the countries of the Europ...

Page 50: ...axial circuit section with a wave impedance that agrees with that one of the used wire A measuring loop which couples out a certain voltage either only from the wave that goes there or from the rewind...

Page 51: ...51 Glossary UK United Kingdom Upload A program or file is uploaded to the PC VCO Voltage Controlled Oscillator VDV Verband Deutscher Verkehrsunternehmer Public Transport Association in Germany...

Page 52: ...communications GmbH Grimmelalle 4 99734 Nordhausen Germany P O Box 10 04 65 99724 Nordhausen Germany Phone 49 36 31 56 34 41 Fax 49 36 31 56 32 24 Email info fmn de Internet www fmncom com Subject to...

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