Operation, 4 feature matrix – American Magnetics 286 Multi-Sensor Liquid Level Instrument (CE-Marked) User Manual
Page 70
56
Operation
Feature Matrix
4.4 Feature Matrix
The feature matrix below summarizes the functions available for each
channel for the three controller modes.
1
Available for the channel if the alarm contacts have been assigned to Channels 3 & 4
(see paragraph 4.3.10.2 on page 53). In this condition, the alarm contacts are not availabe for
Channels 1 & 2.
2
AC Outputs 1 and 2 are used to control fill from two storage vessels (see paragraph 1.5.2 on
page 8).
3
AC Output 1 is used to control a fill valve, and AC Output 2 controls a vent valve
(see paragraph 1.5.3 on page 9).
4
Remote contact senses can be used to indicate if a storage vessel contains liquid
(see paragraph 4.3.8.3 on page 49).
Mode
Channel
Feature
HI Al
a
rm
HI C
o
n
ta
c
t
LO
A
la
rm
LO
C
o
n
tac
t
RA
TE
Al
a
rm
4
−
20 m
A
o
r 0
−
10
V
A
−
B Con
trol
Band
Sw
it
ch
ed A
C
C
o
ntac
t Se
ns
e
Normal
Ch 1
✓
✓
✓
✓
✓
✓
✓
AC Output 1
✓
Ch 2
✓
✓
✓
✓
✓
✓
✓
AC Output 2
✓
Ch 3
✓
✓
1
✓
✓
1
✓
Ch 4
✓
✓
1
✓
✓
1
✓
Auto-
Changeover
Ch 1
✓
✓
✓
✓
✓
✓
✓
AC Outputs 1&2
2
✓
4
Ch 2
Channel Unavailable
Ch 3
✓
✓
1
✓
✓
1
✓
Ch 4
✓
✓
1
✓
✓
1
✓
Pre-Cool
Ch 1
✓
✓
✓
✓
✓
✓
✓
AC Outputs 1&2
3
Ch 2
Channel Unavailable
Ch 3
✓
✓
1
✓
✓
1
✓
Ch 4
✓
✓
1
✓
✓
1
✓