User's Manual

Table Of Contents
Fieldgate FXA320, FXA520
Endress + Hauser 21
Certificates and approvals
CE mark The Fieldgate meets the legal requirements of the EC directives.
Endress+Hauser confirms that the device has been successfully tested by applying the CE label.
Ex-approval FXA520
see Ordering information
Explosion protection FXA520
[EEx ia] IIC
Intrinsically safe circuits
Values for each circuit:
Max. external values in accordance with the following table:
If inductances and capacitances are concentrated the following values apply:
Other standards
and guidelines
Other standards and guidelines that have been observed when designing and developing the Fieldgate.
EN 60529
Ingress protections for housing (IP code)
EN 61010
Safety requirements for electrical equipment for measurement, control and laboratory use
EN 61326
Interference emission (class B operating equipment), interference immunity (appendix A - industrial sector)
EN 60950 (IEC 950)
Safety of information technology equipment
Voltage U
o
= 6.5 V
DC
Current I
o
= 6 mA
Power P
o
= 9.8 mW
Group Capacitance C
o
[µF] Inductance L
o
[mH]
IIC 25 1000
IIB 570 1000
Group Capacitance C
o
[µF] Inductance L
o
[mH]
IIC
2
2
1.5
0.5
1
5
IIB
10
10
7
1
2
5