Dpco Relay Electronics Cassette - Emerson Rosemount 2130 Reference Manual

Installation
January 2019
2.7.3

DPCO relay electronics cassette

Figure 2-24. DPCO Relay (Dark Green Label)
(Ground)
Note
A DPST (Double Pole, Single Throw) on/off switch must be installed to safely disconnect the power
supply. Fit the DPST switch as close as possible to the Rosemount 2130. Keep the DPST switch free of
obstructions. Label the DPST switch to indicate it is the supply disconnection device for the
Rosemount 2130.
NC C
LED on continuously
26
OPERATION MODE
Warning
Seconds Delay
Dry On Dry
Wet On
N L
0.3 0.3
Wet
1 1
3
3
10
10
Dry
30
30
Wet
1 2 3
PE Fuse 0.5 (T)
DPST
U = 20...264 V ~ (ac)
N Live
(50/60 Hz)
I < 6 mA
U = 20...60 V
0V +V
I < 6 mA
High level, dry = on
Dry On Wet On
0.3 0.3
1
1
3
3
10
10
30
30
Seconds Delay
NO
NC C NO NC
LED flashes every second
Isolate Supply Before Removing
Dry On
NC C NO
NC
Wet On
4 5
6 7
NC C NO NC
Resistive Load Inductive Load
cos φ = 1 ;
L/R = 0 ms
I
I = 5 A
MAX
ac:
U
U = 250 V
MAX
P
P = 1250 VA
MAX
dc:
U = 30 V
(dc)
MAX
P = 240 W
MAX
C NO
NC C NO
NC
LED on continuously
00809-0100-4130, Rev DC
C NO
8 9
C NO
cos φ = 0.4 ;
L/R = 7 ms
= 3.5 A
MAX
ac:
= 250 V
MAX
= 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
C NO NC C NO
NC
LED flashes every second
Reference Manual
C NO NC C NO
Installation