Parts and Its FunctionsFP2 Multi-wire Link Unit
2-3
2.1 Parts Terminology
2.1 Parts Terminology
Front
1
2
3
4
5
7
8
6
10
9
Rear
Parts terminology and functions
1
Status indicator LEDs (
*
Section 2.1.1)
This displays the operation status of the unit, including information such as whether the
unit is operating or stopped, errors and alarms, and the communication mode.
2
Station number selector (Used only in the W and W2 modes.) (
*
Section 2.2.1)
This specifies the unit number for a given unit in the network.
In the W mode, the setting becomes effective at the instant when the station number is
changed. In the W2 mode, the station number should be changed with the power off. The
setting becomes effective the next time that the power is turned on.
3
Slave station number display selector switch (Used only in the F mode.) (
*
Section
2.1.2)
This is used to switch the slave station number displayed on the operation display LED.
4
Mode selector switches (1) (
*
Section 2.2.2)
These are used to set the operation mode (PC link mode, non-PC link mode, terminal sta-
tion). The setting of the mode selector switches should be changed with the power off. The
setting becomes effective the next time that the power is turned on. The setting for the ter-
minal station becomes effective at the instant when it is entered.
.
next page