INM 5500 Rev 11
24
MTL5510B modes - continued
Mode 14
This mode provides a two channel pulse stretcher for in-
puts A and C. Outputs 1 and 2 respond to Ch A, while 3 and
4 respond to Ch C.
Input B (or D) being open or closed affects the input
i/p A (C)
o/p 2 (4)
o/p 1 (3)
Initiate
1sec (min.)
End
i/p B (D)
1sec (min.)
i/p A (C)
o/p 2 (4)
o/p 1 (3)
i/p B (D)
Initiate
End
transition and the output polarity as shown in the timing
diagrams below.
When triggered by A (or C) the outputs hold the change
of state for a minimum of 1 second or as long as the input
(A or C) remains in the same triggered state.
Input Ch B (or D) closed
Input Ch B (or D) open
Mode 9:
2 ch with line fault output
i/p - Ch A
No
fault
Line
fault
No
fault
Line
fault
o/p 1
No
fault
Line
fault
No
fault
Line
fault
LFD o/p 3
i/p - Ch C
No
fault
Line
fault
No
fault
Line
fault
o/p 2
No
fault
Line
fault
No
fault
Line
fault
LFD o/p 3
LFD o/p 4
Mode 10:
As mode 9 with line fault c/o
i/p - Ch A
No
fault
Line
fault
No
fault
Line
fault
o/p 1
i/p - Ch C
No
fault
Line
fault
No
fault
Line
fault
o/p 2
No
fault
Line
fault
No
fault
Line
fault
LFD o/p 3
LFD o/p 4
Mode 11:
As mode 10 with ch phase reversed
i/p - Ch A
No
fault
Line
fault
No
fault
Line
fault
o/p 1
i/p - Ch C
No
fault
Line
fault
No
fault
Line
fault
o/p 2
No
fault
Line
fault
No
fault
Line
fault
LFD o/p 4
Mode 12:
3 ch with common LFD output
i/p - Ch A
No
fault
Line
fault
No
fault
Line
fault
o/p 1
i/p - Ch B
No
fault
Line
fault
No
fault
Line
fault
o/p 2
i/p - Ch C
No
fault
Line
fault
No
fault
Line
fault
o/p 3
Mode 13:
As mode 12 but with LFD o/p 4 reversed
No
fault
Line
fault
No
fault
Line
fault
LFD o/p 4
