Installation
Entek IRD 6666 and 6667 Protection Monitors
9
Signal to Terminal Block Wiring (6666 Monitor)
The 6666 uses an external terminal block to allow for up to six channel inputs and 4–20mA
recorder outputs. The terminal block is attached to the 6666 backplane with a ribbon cable.
The following diagram shows the definitions for the 6666 terminal block terminals and the
connections between the input source and the terminal block.
Note the following:
z
You may ground the cable shield at either end of the cable. Do not ground the shield at
both ends.
TYPIC AL WIRIN G FOR R TD I NPUT TO TER MINAL BL OC K
FOR 66 6 6 SIX CH ANNE L PROCESS MONITOR
Shi eld
Cab le sh ie ld not
conn e cte d at thi s end
Gro un d
19.
4 - 20 mA CHAN 1
20. RETURN
CHAN
1
21.
4 - 20 mA CHAN 2
22. RETURN
CHAN
2
23.
4 -20 mA CHAN 3
24. RETURN
CHAN
3
25.
4 - 20 mA CHAN 4
26. RETURN
CHAN
4
27.
4 - 20 mA CHAN 5
28. RETURN
CHAN
5
29.
4 - 20 mA CHAN 6
30. RETURN
CHAN
6
31. NOT
USED
32. NOT
USED
33. NOT
USED
34. DIGITAL
GROUND
1. CHAN
1
HI
2. CHAN
1
LO1
3. CHAN
1
LO2
4. CHAN
2
HI
5. CHAN
2
LO1
6. CHAN
2
LO2
7. CHAN
3HI
8. CHAN
3
LO1
9. CHAN
3
LO2
10. CHAN 4 HI
11. CHAN 4 LO1
12. CHAN 4 LO2
13. CHAN 5 HI
14. CHAN 5 LO1
15. CHAN 5 LO2
16. CHAN 6 HI
17. CHAN 6 LO1
18. CHAN 6 LO2
32
34
14
20
30
22
24
26
28
18
16
4
12
8
10
6
2
15
21
27
31
29
23
25
19
17
13
9
11
5
7
3
1
33
Terminal Block