User guide

Section 6: Serial I/O
12/09 21 0596-0315-01 Rev B
Section 6 Serial I/O
6.1 INTRODUCTION
The Enviro™ Series Indicator is equipped with 2 serial output ports. Port 1 is a bidirectional rs232 port, and
Port 2 is a bidirectional rs485 port. Port 1 can be configured to operate with a variety of printers, computer
applications, and remote displays.
6.2 CONNECTIONS
Tb2 pin Port 2 designation
Tb1 pin
Port 1 designation
1 RS485+
1 Chassis ground
2 RS485-
2 Receive data (RX)
3 Signal ground
3 Transmit data (TX)
4 Clear to send (CTS)
5 Signal ground (GND)
6 Request to send (RTS)
6.3 PRINTERS
Printers
Please see the Enviro™ Series Printer Addendum for a list of suggested 3
rd
party printers and how to configure
the Enviro™ Series check weighing instrument to work with them.