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Endress+Hauser silometer FMB 672 Sicherheitshinweise Seite 9

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Silometer
Ambient temperature range: Ta = –20°C...+70°C
Power supply
Contacts: z30, d32
Relay output
Contacts: z18, d20, z20, z22,
Current output
Contacts: d12, d14, z12
Voltage output
Contacts: b12, b14, z14
Remote dialog
Contacts: d10, b10
Input circuit 1
Contacts: d2, d4
Connection data:
Input circuit 2
Contacts: z2, z4
Connection data:
Please note the following installation instructions:
– Comply with the installation and safety instructions in the Operating Instructions.
– Install the device according to the manufacturer's instructions and any other valid standards and regulations.
– The device may not be operated outside the electrical and thermal parameters.
– The device is an integral apparatus and may only be used outside explosion hazardous areas.
– When using parts from other manufacturers, keep to the ingress protection and distances for the housing as stated in
EN 50020.
– The intrinsically safe input circuits are safely isolated against the other circuits up to a peak value of the rated voltage of
375 V.
– The pertinent guidelines must be observed when intrinsically safe circuits are connected together acc. EN 60079-14
(Proof of Intrinsic Safety).
– Fuses shall only be replaced by those of the same type and same rating.
Special conditions (X marking):
1) Install the device so that an ingress protection of at least IP 20 is achieved to EN 60529.
2) There should be a distance (thread measure) of at least 50 mm between intrinsically-safe and non-intrinsically-safe
terminals (e.g. using an insulated partition).
3) If the module is installed on the certified Racksyst (Endress+Hauser) rack, the conditions listed under no. 1) and no. 2)
are met.
4) If the intrinsically-safe circuit which can be connected to the device passes through dust explosion-hazardous areas of
Zones 20 or 21, make sure that the devices connected to this circuit meet the requirements of categories 1D or 2D and
are certified accordingly.
Endress+Hauser
d24, z24, z26, d28, z28
U = 24 V DC (20...30 V DC), approx. 3.8 W
Alternating current
U ≤ 250 V
I ≤ 2.5 A
P ≤ 600 VA
cos ϕ = 1
I = 0/4...20 mA
U = 0/2...10 V
U ≤ 5 V, I ≤ 300 mA
≤ 17.6 V
U
0
≤ 64 mA
I
0
≤ 485 mW
P
0
= 650 Ω
R
i
[EEx ia] IIC
L
C
0
0
0.5 mH
160 nF
≤ 17.6 V
U
0
≤ 64 mA
I
0
≤ 485 mW
P
0
= 650 Ω
R
i
[EEx ia] IIC
L
C
0
0
0.5 mH
160 nF
XA 155F-A
Direct current
U ≤ 100 V
I ≤ 2.5 A
P ≤ 90 W
[EEx ia] IIB
L
C
0
0
2.5 mH
1100 nF
[EEx ia] IIB
L
C
0
0
2.5 mH
1100 nF
en
3

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