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HEXCELL900 Hand Held Unit(HHU)
Operation Manual

1.GENERAL INTROUDCTION
1.1 SUMMARY
HEXCELL900 Hand Held Unit(HHU) can be compatible with Hexcell meter reading software that operates with DLMS/COSEM protocol. The HHU can communicate with any meter that conforms to DLMS UA. It provides a RS232 cable(TP800 L232) to communicate with PC, and a optical probe(TP-HHTP) to communicate with meter.
1.2 TECHNICAL SPECIFICATION
FUNCTION:
2.1 Power on/Power off
    Press ‘ ’ key to power on or power off HHU.
2.2 Adjust contrast 
Keep pressing ‘SHIFT’ key, then press ‘ ’ or ‘ ’ key to adjust contrast.
2.3 Backlight
    Press ‘ ’ key to turn on or turn off backlight.
2.4 Battery charging
Connect charger to HHU charging interface on the bottom of HHU, then plug charger to AC power-socket. The green LED flash when charging, the green LED stop flashing when charging is finished.
2.5 Hexcell meter management software
1. Connect one end of the optical probe(TP-HHTP) to the infrared interface of meter, connect the other end of the optical probe(TP-HHTP) to the USB interface of HHU.
   Note- The optical probe(TP-HHTP) can not be used to connect the USB interface of PC, because it is only used for HEXCELL900.

2.After power on HHU, user will enter the main menu as below. Then select ‘7. Exec Program’ and press ‘ENTER’ key to enter executable program list.
3.Excutable program list as below. Then select ‘HexcellSW.bxe’ and press ‘ENTER’ key to enter Hexcell meter management software.
4.The main menu of Hexcell meter management software as below. Please enter serial number (for example, 01001234) to Device Addr, and enter the last three numbers (for example, 0234) to Physical Addr. Then select ‘[Connect]’ and press ‘ENTER’ key to connect the meter.
5.When connecting successfully, automatically enter meter data menu as below. Now user can select which item to be read.
6.Reading Current Import Active Total Energy. 
Select ‘1. Energy’ and press ‘ENTER’ key to enter energy menu.
Select ‘Current’ and press ‘ENTER’ key to enter current energy menu.
Select ‘P_Active’ and press ‘ENTER’ key to enter current import energy menu.
Select ‘Total’ and press ‘1’ key to select current import active total energy. Then press’3’ key to read current import active total energy (for example, 100Wh). Press ‘ENTER’ to see the last data that has been read.

7.Disconnect meter.
  Press ‘ESC’ key several times to return to the main menu as below. Hexcell meter management software will automatically disconnect meter.
8.Exit Hexcell meter management software.
In the main menu, press ‘ESC’ key, and then Press ‘ENTER’ key to exit Hexcell meter management software.
2.6 Get the file from HHU
1.Connect one end of the RS232 cable(TP800 L232) to the serial port of PC (for example, COM1), connect the other end of the RS232 cable(TP800 L232) to thr USB interface of HHU.

2.After power on HHU, user will enter the main menu as below. Then select ‘1. Communication’ and press ‘ENTER’ key to enter communication menu.
3.Communication as below. Then select ‘Connect…’ and press ‘ENTER’ key to enter connecting state.
4.Connecting state as below.
5.Upzip the software ‘TP_Software.zip’ on the PC.
6.Enter the unzip directory and double-click the executable file ‘TP_Software.exe’ to enter the TP_Software interface.
7.Select the serial port(COM1- the serial port of PC which connect to RS232 cable) and baud rate(9600- the same as HHU).
8.Click ‘Refresh’ button to get the file directory of HHU. Then select the file ‘record.dbf’ and click ‘HC->PC’ button to upload this file from HHU to PC.
9.Use ‘Foxpro’ or ‘DBF Viewer Pro’ to open the record.dbf that include all data has been read from meter.