Low Range Pressure Switch TETROSWITCH MS20 pages
Data sheet
TETRO
SWITCH MS2
Date
Page
06/2010
1 of 2
LOW RANGE PRESSURE SWITCHES
TETROSWITCH MS2
The TETROSWITCH pressure switches series MS2
are suitable for use with chemical, petrochemical,
machinery, food, pharmaceutical or onshore and
offshore applications.
Setting Ranges from 0-400 mbar.
TECHNICAL CHARACTERISTICS
Case and cover : St. St. series 300, bayonet type cover
Protection degree : IP65 (EN60529/IEC529), NEMA 4
Electrical wiring : internal terminal board
Ground terminal : 1 internal and 1 external
Internal parts material : Stainless Steel
Blow out: neoprene, upper
Sensing element: Diaphragm diameter 125mm
Element material : AISI 316+ Viton O-Ring
Process connection material : AISI 316
Connection dimension: ½”NPTM or BSP ; ½” NPTF
Cable entry : ½”NPTF , ½”BSPF , M20x1,5
Mounting: direct on tap, wall or 2”pipe mounting
(optional bracket)
Ranges: see table B at page 2
Micro switch :1 SPDT or 2 independent SPDT with
fixed differential or with adjustable dead band according
to table A at page 2
Set point adjustment : internal micrometric screw
Repeatability : better than 1% f.s.
Ambient temperature limit: -30/+90°C
Fluid temperature limit: -30/+150°C
Thermal drift : ≤ 0,05%/°C
Construction acc.to ATEX directive 94/9/EC for
intrinsically Safe Circuits (on request)
Construction according to PED directive 97/23/EC
OPTIONS AND ACCESSORIES
DESCRIPTION
Case and cover in AISI316
Hastelloy-C diaphragm
Tantalum diaphragm
Titan diaphragm
MONEL 400 diaphragm
AISI316+Teflon diaphragm
Teflon coated connection
Cable gland in PVC
MIL specification cable gland
Wall mounting bracket
2”pipe mounting bracket
Degreasing for O2 service
Version for Intr. Safe circuits
High temperature version
Vacuum protection
Overpressure protection
Accessories (siphon, valves)
Code
H8
E10
E15
E20
E25
E30
F16
C17
C19
T20
T21
D13
I30
D10
V50
V51
Z1
HOW TO ORDER
Please specify: model, micro switch, setting range,
process connection, cable entry, options and
accessories
Example: TETROSWITCH MS2, C, 0/16mbar, G05,
C01
_______________________________________________________________________________________________
PCI (Process System Solutions) Ltd, Unit 7 Slaidburn Crescent, Southport, Merseyside, PR9 9YF, UK,
Tel: +44 (0) 1704 509090, Fax: +44 (0) 1704 509091,
email: sales@pci-instruments.com, Website: www.pci-instruments.com
(Specifications are subject to change without notice)