Hach ORBISPHERE 366 Series, Основное руководство пользователя

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Figure 10 PC connections—Safe area
1 Safety barrier
2
: 32596.B 230 VAC; 32956.A
110–230 VAC; 32956.C 24–48 VDC
3 Interface RS-485/RS-232
2 Power supply shielded cable 4 Computer cable (32 538)
Select the serial port command from the Configuration menu to select the communication port
connected to the instrument. The instrument must be connected to the PC port and turned on to get
a port communication. The Serial port configuration dialog box is displayed. Select the applicable
COM port.
Note: On most PC's, the COM1 port is used to connect a mouse, so try COM2 first.
Click OK to initialize the COM port. If the selected port in this dialog box is available, the ATEX
3660 software returns to the main menu. Otherwise, an "RS-232 ERROR" message advises to select
another port.
4.8 Gas sensor
Before making any measurements, for GA2800 sensors perform the preparation procedure in the
GA2X00 Sensor Manual and for other sensors perform the sensor service procedure as described
in the EC Sensor Manual . Gas sensors are supplied pre-wired with a LEMO-10 connector that fits in
the respective instrument socket.
4.9 External pressure sensor (optional)
The optional pressure sensor (ref. 32570E.Bxxx) is located in the hazardous area and connects to
the instrument, using the sensor cable ref. 32514E. Pass the cable through the cable gland. Solder a
6 cm insulated wire to the shield with a 4 mm eyelet at its end. Attach it to an earth (ground) screw
close to the terminal block J2.
4.10 Jumper settings
Access to this setting requires that the front panel is opened and display/keypad set aside to gain
access to the power supply and output card. Install the jumpers in the indicated position for the
required selection.
4.10.1 3660EX current output to safe area
To select the analog current output in the "safe" area for a recorder from a 0-20 mA signal to a
4-20 mA signal, set the jumpers at position J6 and J7 as follows:
2
All the devices below are accessory equipments
English 19