Temperature Ranges; Pressure Ranges - bürkert 2100 Schnellstart

5.4.1

Temperature ranges

Medium
Actuator size Actuator ma-
[mm] terial
ø 50 PPS
ø 70
ø 90
ø 130
Tab. 3: Temperature range of medium
Environment
Pilot air port
Push-in connector
Threaded bushing
Tab. 4: Temperature range of environment
1
For applications at Tmax > 130 °C a PEEK seal is recommended.
2
When using a pilot valve the maximum ambient temperature is +55 °C
3
Pilot air connector as push-in connector.
4
Control air connector as threaded bushing.
5
When using an attachment part, observe its temperature range.
6
The maximum permitted pilot pressure is limited to 7 bar for the following device variant: Actuator size ø70, seat size 50, flow direction above the seat
10 english
Medium tem- Ambient tem-
2
perature (for perature [°C]
PTFE seal)
1
[°C]
3
−10...+185 0...+60
4
0...+100
5
Ambient temperature [°C]
–10...+60
–10...+100
Type 2100
Technical data
5.4.2

Pressure ranges

Actuator size [mm]
ø50
ø70
ø90
ø130
Tab. 5: Maximum pilot pressure
Minimum control pressure when flow direction below seat
(Medium flow against valve closing direction)
Required minimum control pressure with control function A, 2-po-
sition actuator:
Actuator size [mm] ø50
Minimum control pres- 5.2
sure [bar]
Required minimum control pressure with control function A, 3-po-
sition actuator:
5.0 bar
Maximum pilot pressure [bar]
10
6
10
10
7
ø70 ø90 ø130 ≤ ø130
DN50 DN65
4.8 5.0 5.0 5.6