Anderson Manufacturing AV-9000 manual Thermocouple Connections

2.3.4 THERMOCOUPLE CONNECTIONS

NOTE: Up to four Input Boards may be present; stacked 4 high. Input Board 1 is the bottom board. Two versions of Input Board s may be found, see Figure 2-7 and Figure 2-7A.

Input Board 1 is used for Input 1 and, if equipped, Input 2. Input Board 2 is used for Input 3 and Input 4, if equipped. Input board 3 is for Input 5 and Input 6. Input Board 4 is for Input 7 and Input 8.

Connect the positive (+) leg of the thermocouple to terminal 1 and the negative (-) leg to terminal 2 on the Input Board(s) to be T/C. Terminal block 1 (TB1) is for Input 1, 3, 5, and 7 and terminal block 2 (TB2) is for Input 2, 4, 6, and 8.

NOTE: INPUT CONDITIONING JUMPERS MUST BE POSITIONED AS SHOWN FOR A T/C INPUT IN EITHER FIGURE 2-7 OR 2-7A DEPENDING ON WHICH CIRCUIT BOARD IS FITTED. JUMPERS JU7/JU8 MAY BE MOVED TO THE NARROW SPAN POSITION FOR BETTER RESOLUTION IF THE MAXIMUM TEMPERA- TURE DOES NOT EXCEED THE UPPER SPAN LIMIT AS SHOWN IN APPENDIX B, PAGE B-1, AND THE THERMOCOUPLE BEING USED IS J, K, E, or N ONLY.

FIGURE 2-7 FIGURE 2-7A

INPUT 1, 3, 5, 7	INPUT			INPUT 2, 4, 6, 8
JU7	SPAN			JU8
	NARROW
	T, R, S, B
		T/C
		WIDE
	NOT USED
	JU15	JU16
JU7			JU4 JU6		JU8
JU3 JU1
JU11 JU2				JU5 JU12
-	+	+		-
TB1	1	U6	1		TB2

INPUT 1, 3, 5, 7	INPUT	INPUT 2, 4, 6, 8
JU7	SPAN	JU8
	NARROW
	T, R, S, B
	T/C
	WIDE
	NOT USED

JU7				JU8
JU3				JU6
JU2				JU5
JU15				JU16
-	+		+	-
TB1	1	U1	1	TB2

NOTE: Terminal Block 1, Terminal 1 is on the RIGHT,

Terminal Block 2, Terminal 1 is on the LEFT.

Section 2 2-9 Edition 3

Rev G