49
10 Supplement
WIKA Operating Instructions - Process pressure transmitter IPT-1*
Ʋ
External housing
IP 65
Overvoltage category
III
Protection class
II
Functional safety (SIL)
The functional safety is already activated ex factory on instruments with SIL qualification. For instru
-
ments without SIL qualification ex factory, the functional safety must be activated by the user via
the display and adjustment module for applications according to SIL.
Functional safety according to IEC 61508-4
Ʋ
Single channel architecture (1oo1D) up to SIL2
Ʋ
double channel diversitary redundant
architecture (1oo2D)
up to SIL3
You will find detailed information in the Safety Manual of the instrument series.
Approvals
Depending on the version, instruments with approvals can have different technical data. For these
instruments, please note the corresponding approval documents. They are included in the scope of
delivery.
10.2 Dimensions
Plastic housing
~ 69 mm
(2.72")
ø 77 mm
(3.03")
112 mm (4.41")
M20x1,5/
½ NPT
~ 84 mm (3.31")
M16x1,5
112 mm (4.41")
M20x1,5/
½ NPT
1
2
ø 84 mm
(3.31")
Fig. 26: Housing versions with protection rating IP 66/IP 68 (0.2 bar) - with integrated display and adjustment
module the housing is 9 mm/0.35 in higher
1 Single chamber version
2 Double chamber version