Varec 8315 Series manual AC Power Fuses F1,F2, Field Voltage Selection Jumper W3

8300 Hardware

+15 and -15 Volts. These are rated 210 mA, 50 mA, and 5 mA, respectively. The DC Power terminal block is shown below:

Figure 2-6: DC Input voltage terminal block

		EARTH			CTS
A	B	NEUTRAL
		LINE
		SURGE GND
	RS232	+	VFIELD		TXD
		-
						COM
	COM1
		A/TXD
	RS485	B/RXD			RXD
		GND	COM1
		RTS
		CTS				0
		TXD			GND
		RXD	COM 0
		GND
		+15V	AUX POWER	J7
		+5V
		GND
		-15V				AUX
					+15V
					+5V	POWER
					GND
				J8	-15V

2.2.1.5AC Power Fuses (F1,F2)

The AC Power Fuses provide protection for the AC input power. The two fuses, F1 and

F2, are rated at 500 mA, 250 V.

Figure 2-7: AC Power Fuse

			F1
		EARTH
A	B	NEUTRAL
		LINE
		SURGE GND
	RS232	+	VFIELD
		-
	COM1
		A/TXD
	RS485	B/RXD
		GND	COM1
		RTS
		CTS
		TXD
		RXD	COM
			0
		GND
		+15V	AUX
		+5V	POWER
		GND
		-15V
			F2

2.2.1.6Field Voltage Selection Jumper (W3)

The Field Voltage Selection Jumper W3 determines the voltage available at the VFIELD terminals (J3). The Field Voltage can be configured for +24 VDC or +48VDC. At +24VDC,

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