Connections in Detail
3-1
RS-232
The RS-232 port on the meter uses an RJ45 connector, which complies with the RS-
232D standard. To connect to a modem, use a modem with an RJ45 connector, or use
an RJ45 to DB9 connector adapter. RTS/CTS hardware handshaking is not supported.
See Table 3-3 for connection details of TB10. Pin 1 of the RJ45 is on the right hand
side.
RS232D RJ45
From Meter
RS232C DB9
To Modem
RS232C DB9
To PC (Null)
Description Full Name
TB10-1 * (9) (9) +7 +7V,300mA output
TB10-2 Not Connected
TB10-3 4 1 DTR
Data Terminal Ready
(from meter)
TB10-4 5 5 GND Ground
TB10-5 2 3 RX Receive Data (to meter)
TB10-6 3 2 TX Transmit Data (from meter)
TB10-7 RX2 Receive Data–SCADA port
TB10-8 TX2 Transmit Data-SCADA port
• Table 3-3 RS-232 connections
* TB10-1 is connected to a +7V power source from the meter, which is designed to
power an external GSM modem. Other options are also available, contact EDMI for
more details.
See Figure 3-4 and Figure 3-5 for the location of the RJ45 connector. It is designated as
TB10.
RX2 and TX2 are only present if the port is a dual RS232 port.
When the SCADA port is on TB9, the connections are as per Table 3-3 except that
TB10-3, TB10-7, and TB10-8 are not connected.
The Mk10D Meter 3-11
To Next Page
Loading...
Need help?
General
