Emerson 2120 Quick Start Manual page 9

December 2016
4.3 DPCO relay output electronics
(green label, standard version)
(Ground)
High level, dry = on
Dry On
0.3
1
3
10
30
Seconds Delay
NC C NO
NC C NO
LED on continuously
OPERATION MODE
Warning
Seconds Delay
Dry On
Wet On
N L
0.3
1
3
10
30
1 2 3
PE Fuse 0.5 (T)
DPST
U = 20...264 V ~ (ac)
N Live
I < 6 mA
U = 20...60 V
0V +V
I < 6 mA
Wet On
0.3
1
3
10
30
NC C NO
NC
LED flashes each
second
Isolate Supply Before Removing
Dry On
Dry
NC C
0.3
Wet
1
3
10
Dry
30
Wet
Wet On
4 5
NC C
Resistive Load
cos φ = 1 ;
L/R = 0 ms
I = 5 A
MAX
ac
U = 250 V
(50/60 Hz) MAX
P = 1250 VA
MAX
dc
U = 30 V
(dc)
MAX
P = 240 W
MAX
NC C NO
C NO
LED on continuously
Quick Start Guide
NO
NC C NO
6 7 8 9
NO NC C NO
Inductive Load
cos φ = 0.4 ;
L/R = 7 ms
I = 3.5 A
MAX
ac
U = 250 V
MAX
P = 875 VA
MAX
dc
U = 30 V
MAX
P = 170 W
MAX
Low level, wet = on
Dry On Wet On
0.3 0.3
1
1
3
3
10
10
30
30
Seconds Delay
NC C NO
NC C NO
LED flashes each
second
NC C NO
9