Answer / gururaajan

In first rung use NO contact of Pushbutton 1 and latch it
with 1st lamp NO contact.Then use NC contact of 2nd button
and in output side use 1st lamp.In second rung use NO
contact of 2nd button latched with NO contact of 2nd lamp
and in output side use 2nd lamp.

Answer / manraj

no,
Push 1st button On - 1st lamp should On
Then Push 1st button Off - 1st Lamp Should remain on
Push 2nd button On - 1st lamp should Off and 2nd lamp
should On
Then Push 2nd button Off - 2nd Lamp Should remain on.
it should be by process.

Answer / mohammad wasim khan

rung1
xio (adress I:0/1) pb series 2 xic puch button in paralllel and give adress as(O:0/0) to one of xic pb and adress (I:0/0)to second xic , a output in series with adress O:0/0.

rung 2
xio (adress I:0/2) pb series 2 xic puch button in paralllel and give adress as(O:0/1) to one of xic pb and adress (I:0/1)to second xic and a output in series with adress O:0/1.

Answer / chandrasekarapandian

Yes it is possible with latch & Unlatch,

1 st rung NO switch 1 with latch coil(Lamp 1)
2 nd rung NO switch 2 with Unlatch coil (Lamp 1)
Parallel with
Latch coil (Lamp 2)

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