Trumen LSVR Series - Operation Matrix - LSVR-DL (EIDL)

Miliampere output 16 is supplied in normal or healthy condition. Miliampere output 8
is supplied in alarm condition. Failsafe defines that the alarm and power failure /
device failure conditions are same to the external system. Failsafe operation is best
understood with the type of installation and following matrix.
Normal
Off
Off
Alarm
On
On
Failsafe
Setting
Material &
Installation
Status
LED
1 2 3 4
ON
min failsafe
1 2 3 4
ON
min failsafe
Switching
Operation
When switch no. 4
is off (failsafe high /
maximum).
output status shows
normal when there
is no material at high
switch point or rod
is out of the material.
When switch no. 4
is off (failsafe high /
maximum).
output status shows
alarm if rod is
dipped in material
at high switch point.
When switch no. 4
is on (failsafe low /
minimum).
output status shows
alarm when there is
no material at low
switch point or rod
is out of the material.
When switch no. 4
is on (failsafe low /
minimum).
output status shows
normal if rod is
dipped in material
at low switch point.
Miliampere Output
Status
lsvr-manual-annexure-5 www.trumen.in Page 2
Annexure-5
Operation Matrix - LSVR-DL (EIDL)
High level / overflow detectionLow level / underflow detection
1 2 3 4
ON
min failsafe
1 2 3 4
ON
min failsafe
1 2
DC
I
L
I
L
I
L = 16mA
1 2
DC
I
L
I
L
I
L = 8mA
1 2
DC
I
L
I
L
I
L = 8mA
1 2
DC
I
L
I
L
I
L = 16mA
Normal
Alarm