Package Contents; External Connections - OHAUS T21P Manual De Instrucciones

EN-4
2. INSTALLATION

2.1 Package Contents

• Indicator Unit
• AC Power Adapter
• Load Cell Cable Connector

2.2 External Connections

2.2.1 Load Cell Connection
Solder the load cell cable to the supplied load cell cable connector.
Pin 1
Connection SIG-
NOTE: To use a 4 wire load cell cable you must short pin 2 to 8, and pin 6 to 7.
CAUTION:
indicator. Switch the indicator off when you insert or remove the load cell cable
connector from the indicator.
NOTE: The load cell cable connector cannot pass through the supplied column
bracket. Connect the load cell cable connector to the load cell cable
cable through the column and column bracket. See section 2.2.5 for details.
2.2.2 RS232 Interface Connection
Pin Connection
1 N/C
2 TXD
3 RXD
4 N/C
5 GND
6-9 N/C
4
5
9
8
2 3
SENS- N/C
Never connect a communication cable to the load cell connector of t
• Column Bracket
• Instruction Manual
Figure 2-1. View of pins on
2 1
3
the load cell cable
7
6 connector
4 5 6
N/C GND SENS+
4
5
9
Figure 2-2. View of RS232 Pins on
indicator. (Item 9 in Figure 1-1)
T21P Indicator
7 8
EXC+ EXC-
after
routing the
2
1
3
8 7 6
9
SIG+
he