Technical Specifications - Siemens SIPROCESS GA700 Compact Operating Instructions

Appendix A
A.1 Ex py safety equipment
Ex interface relay SR852, (isolating relay), 16-pin
Connections
Connections
Ex power relay SR853
Connections
Connections
SIPROCESS GA700
Connection
A.1.3

Technical specifications

Purging unit consisting of:
Electrical data
Voltage
Frequency
Power consumption
SR852
Conductor
cross-section
SR853
Conductor
cross-section
Environmental conditions
Ambient temperature
Humidity
Pneumatic data
Inlet pressure
Pressure measuring range
104
9, 1; 10, 20; 29, 39
1 - 8 to 11 - 18
21 - 28 to 31 - 38
1, 12; 2, 13; 3, 14
4 - 11 to 15 - 22
10
8 floating switching contacts
With end sleeve
Without end sleeve
4 floating switching contacts
With end sleeve
Without end sleeve
Control connections for isolating relay
Doubly-protected contacts for the all-pole discon-
nection of the active non-intrinsically-safe signal
cables from and to the analyzer device
Control connections for Ex isolating relay
Doubly-protected power contacts for the power
disconnection of the analyzer device (required to
absorb high inrush current peaks)
Data interface, communications interface (e.g.
Ethernet)
FS870S with SVP2
SR852
SR853
pressure regulator
110 ... 230 V AC ± 10%
48 ... 62 Hz
20 W
Max. 250 V AC / 3 A
Max. 30 V DC / 3 A
0.25 - 1.5 mm
2
0.2 - 2.5 mm
2
Max. 420 V AC / 16 A, 30 A/4s, 80 A/20ms
Max. 28 V DC / 16 A
0.25 - 4 mm
2
0.2 - 6 mm
2
0 ... + 60 °C
5 ... 95%, no condensation
2.5 ... 10 bar
Min. 3 l/s at the connection point
5 ... 200 mbar
Compact Operating Instructions, 05/2018, A5E35134047-03
Devices in explosion-proof design