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8300 8315 L&J Tankway Interface Module
Figure 3-3: Model 8315 L&J Tankway Interface
3.2.1 ID DIP Switch (SW1)
The ID DIP Switch is a binary switch that sets the unit ID number (1-4). This value is set
to the port number on which the Model 8315 is installed (e.g. P1=1). The switch is set
according to its location on the motherboard. Set to “1” for P1, “2” for P2, “3” for P3, and
“4” for P4. Refer to the following figures:
Figure 3-4: ID DIP Switch settings
3.2.2 LED Indicators (D1-D6)
The LED displays indicate the status of the Model 8315’s CPU and communications. The
indicators are identified in the following figure.
• CPU: CPU activity
Field wiring
terminal block (J3)
LED indicators (D1 D6)
Surge/Shield
ground connector (J4)
External Power Connector
(+48 - 65 VDC) (J2)
+48-65 VDC power fuse
(1 A 250V TR5) (F1)
ID DIP Switch (SW1)
Transmit Line Fuse
(63 mA 250V TR5) (F2)