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3.2 Type designation
(1) Model
405071
Pressure switch with membrane or valve, series HNSPX-Ex
405071/.../BV
/BV = Autorized execution with option type Approval Certificate –
Type HNSPX-Ex/.../BV
(2) Basic type extension
1
HNSPX-Ex-1 Pressure controller
2
HNSPX-Ex-2 Pressure controller
(3) Control/limit 1 value ranges in bar
520
+0,1 to +1
521
+1,0 to +10
522
+10 to +20
523
+20 to +50
(4) Control/limit 2 value ranges in bar
520
+0,1 to +1
521
+1,0 to +10
522
+10 to +20
523
+20 to +50
(5) Function of the switch 1
01
Contact normally opened
02
Contact normally closed
(6) Function of the switch 2
00
Single pressure switch
01
Contact normally opened
02
Contact normally closed
(7) Membrane/medium temperature
55
NBR
58
EPDM
57
FKM
59
SILICONE -40 to +85°C
56
HNBR
(8) Process connection
629
G1/2" male – ¼"NPT female
998
Mounting on separator
999
Other on request
(9) Material of process connection
20
CrNi (stainless steel, AISI 316Ti)
....
Other on request
(10) Extra code (optional)
000
Without option
247
Wall-mount plate stainless steel AISI 304L
911
Delivered with a second cable inlet
624
Free from oil and grease
BV
Execution with Type Approval Certificate
372
IECEx option
Order code
(1)
(2)
/
-40 to +85°C
-30 to 85°C
-5 to +85°C
-30 to +85°C
(3)
(4)
-
-
-
Standard
(5)
(6)
(7)
-
-
(8)
(9)
-
-
/
(10)
10
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