Endress+Hauser promag 30 Ex-Dokumentation Zu Den Betriebsanleitungen Seite 19

Promag 30
Electrical data
Power supply and current output circuit (compact and remote version)
PROMAG 30 with pulse and current output (Promag 30F***-**********B)
3
Ground connection (protective earth)
1
L1
for AC power supply
N
2
Voltage:
Power consumption: 15 VA / 15 W
20 Pulse output
21
22 Status output
23
24 Auxiliary input
25
26
Current output
27
28 Ground connection (signal cable shield)
(depending on instrument configuration)
Sensor cable connection (remote version)
PROMAG 30 F (Sensor F)
(Promag 30F***-*******H/K/N***)
41 Coil circuit
Voltage =
42
Current =
5
Electrode circuit without EPD
For connection to a certified intrinsically safe current output with a maximum value as follows:
7
U =
4 (GND) max
I =
max
P =
max
linear curve
The internal inductance is negligible. The internal capacitance is ≤ 2 nF.
23 Electrode circuit pre-amplifier (+)
For connection to a certified intrinsically safe current output with a maximum value as follows:
4 (GND)
U =
max
I =
max
linear curve
and with maximum inductance and capacitance as follows:
La / mH
Ca / nF
The internal inductance and capacitance are negligible.
22 Electrode circuit pre-amplifier (-)
For connection to a certified intrinsically safe current output with a maximum value as follows:
4 (GND)
U =
max
I =
max
linear curve
and with maximum inductance and capacitance as follows:
La / mH
Ca / nF
The internal inductance and capacitance are negligible.
Endress+Hauser
Functional values
L+
for DC power supply
L–
AC 85...260 V
AC 20...55 V
DC 16...62 V
passive
f = 400 Hz, max. 30 V DC, 250 mA
max
passive
30 V DC, 250 mA
(e.g. system error indication or flow direction)
3...30 V DC
R = 1.8 kΩ
i
(e.g. positive zero return or reset totalizer)
active:
0/4...20 mA
< 700 Ω
R
L
Safety values
up to 60 V DC
up to 90 mA
53.2 V
8.6 mA
94 mW
+9.5 V
39 mA
IIC IIB
6 22
17 150
-9.5 V
39 mA
IIC IIB
6 22
17 150
Safety values
U = 260 V
max
For connecting devices
with U = 260 V and
max
I = 500 mA.
max
en
Power supply cable
L1
1 +
3
2
-
N
20
+
21 -
22 +
23
-
24 +
28
25
-
26 +
27 -
Output circuit
cable
Transmitter side
E1 E2 GND Coils
V+ V-
6 5 7 8 4
37 36 23 22 42
5 7 4 37 36 23 22 42
Coils
E1 E2 GND V+ V-
Sensor side
41
41
7