Endress+Hauser Proline Promag H 200, Brief Operating Instructions

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Proline Promag H 200 Electrical connection
Hauser 27
• For U
S
= 18 to 18.9 V: R
B
£
(U
S
- 18 V)
:
0.0036 A
• For U
S
= 18.9 to 24.5 V: R
B
£
(U
S
- 13.5 V)
:
0.022 A
• For U
S
= 24.5 to 30 V: R
B
£
500
W
0
100
200
300
400
500
14 16 18 20 22 24 26 28 30 32
U [V]
s
R [ ]
b
W
1.1 1.2 1
34 36
A0013563
1 Operating range
1.1 For order code for "Output", option A "4-20 mA HART"/option B "4-20 mA HART, pulse/frequency/
switch output" with Ex i
1.2 For order code for "Output", option A "4-20 mA HART"/option B "4-20 mA HART, pulse/frequency/
switch output" with non-Ex and Ex d
Sample calculation
Supply voltage of the power supply unit: U
S
=19 V
Maximum load: R
B
£
(19 V - 13.5 V)
:
0.022 A = 250
W
7.1.5 Preparing the measuring device
1. Remove dummy plug if present.
2.
NOTICE! Insufficient sealing of the housing! Operational reliability of the measuring
device could be compromised. Use suitable cable glands corresponding to the degree of
protection.
If measuring device is delivered without cable glands:
Provide suitable cable gland for corresponding connecting cable (
®
ä
25).
3. If measuring device is delivered with cable glands:
Observe cable specification (
®
ä
25).
7.2 Connecting the measuring device
NOTICE
Limitation of electrical safety due to incorrect connection!
►
For use in potentially explosive atmospheres, observe the information in the device-specific
Ex documentation.