Wireless Devices AF-21 Operation Manual Download Page 10

 

10

POCSAG Transceiver section. 

Frequency: 

410-490 MHz Synthesized 

868-915 MHz Synthesized 

Paging format: 

POCSAG. 

Pager Baud rate: 

512bps / 1200bps / 2400bps. 

Message type : 

ASCII 

Channel Spacing: 

6.25K / 12.5K / 25K. Frequency Synthesized by USB programming 

Frequency stability: 

+/- 1ppm by TCXO 

Selectivity 

55dB 

Inter modulation 
rejection 

60dB 

Modulation: 

NRZ NFSK, for POCSAG 

Deviation: 

3.5-4.5Khz 

Sensitivity 

-110dBm (512bps), -107dBm (1200bps), -104dBm (2400bps) 

RF output power: 

500mW 

200mW 

RF connector: 

Input/output by SMA RF female connectors. 

 

 

General 

P/C Interface: 

USB 2.0 
RS-232 (9600/19200/38400/57600) N,8,1. 

RS-485 RS422 I/O 

ANSI/TIA/EIA-485-A-1998, TIA/EIA-422 −6V to +6V 

Operation 
temperature: 

-25°C ~ 70°C 

Power Supply: 

DC 12V 1A(Minimum) 

Size: 

165 mm X 80 mm X 35 mm. 

Model Weight: 

1.2KGs. include AC 100~240 to DC 12V 2A switching power adapter. 

 

 

Notes: Specifications are subject to change without notice 
 

 

 

 

CCW210541-007 ---- END ---- March.04.2021 

Summary of Contents for AF-21

Page 1: ...1 Alarm Follow Message Transceiver Center AF 21 Operation Manual CCW210541 007 ...

Page 2: ...rse call system and industry automation About the transmission the AF 21 is a POCSAG synthesized message transmitter that operates in the 136MHz to 931MHz frequency bands The AF 21 inside encoder contents which are the cap code speed and message Etc can be sent by the alphanumeric 7 bit using the POCSAG paging protocol out from either the serial port or from the Ethernet port The AF 21 option sele...

Page 3: ...4 RS 485 RS 422 To From other equipment to be connected in the building 5 RS 232 Serial port Pin 2 TX data output To PC DB 9 Pin 2 RD Pin 3 RX data received From PC DB 9 Pin 3 TD Pin 5 GND required to PC DB 9 pin 5 6 Alarm Input AL1 AL8 Speed up connectors For 8 Alarm dry contact input Each alarm from NO to NC or from NC to NO can be active trigger Female inside AF 21 Male attached ...

Page 4: ...4 2 2 LED indicator on the top of the housing Power System power ON On Line WAN connected 10 100 Flash for Net 10 100M link Accept POCSAG Received Trans POCSAG Transmitter ...

Page 5: ...5 3 System Program open zip CLICK AF21Programmer exe Screen of AF 21 programming OS ...

Page 6: ...ut being trigger 4 enable IoT receiver when receive message and send it to smart phone 5 Preprogrammed messages for 8 dry conduct trigger 6 Manual Wi Fi preprogram leave it blank for set up by smart phone or computer While programming the AF 21 DC plug must be off and disconnected Just use the DC power source from the PC USB ...

Page 7: ...to set up the Wi Fi 1 To use smart phone or computer to set up 2 Open the Wi Fi and choose the name start with IOT_XXXXXX 3 Choose the Configure Wi Fi 4 Choose the Wi Fi and enter the password then click on save ...

Page 8: ...pp choose add existing station Scan the QR code or enter the device serial and the password iOS Version Android Version Programming Tool PC version https drive google com file d 1FTMpaaTeaJSJx3fzE6DEwCI0FlA8ICyo view usp shari ng ...

Page 9: ...048byte Average transport delay 10ms Wi Fi section Certification Wi Fi Alliance Protocols 802 11 b g n HT20 Frequency Range 2 4 GHz 2 5 GHz 2400 MHz 2483 5 MHz TX Power 802 11 b 20dBm 802 11 g 17dBm 802 11 n 14dBm Rx Sensitivity 802 11 b 91dBm 11 Mbps 802 11 g 75dBm 54 Mbps 802 11 n 72dBm MCS7 Antenna PCB Trace Peripheral Interface UART SDIO SPI I2C I2S IR Remote Control GPIO ADC PWM LED Light But...

Page 10: ...OCSAG Deviation 3 5 4 5Khz Sensitivity 110dBm 512bps 107dBm 1200bps 104dBm 2400bps RF output power 500mW 200mW RF connector Input output by SMA RF female connectors General P C Interface USB 2 0 RS 232 9600 19200 38400 57600 N 8 1 RS 485 RS422 I O ANSI TIA EIA 485 A 1998 TIA EIA 422 6V to 6V Operation temperature 25 C 70 C Power Supply DC 12V 1A Minimum Size 165 mm X 80 mm X 35 mm Model Weight 1 2...

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