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SPECIFICATIONS
Wetted Materials: See pressure chamber and diaphragm material
in chart on "Ordering" page.
Temperature Limits: -30 to 180°F (-35 to 82°C) standard. ATEX compliant at Ambient Temperature -4 to 167°F (-20 to 75°C); Process Temperature -4 to 167°F (-20 to 75°C).
Pressure Limit: 1200 psig (82.6 bar).
Enclosure Rating: Weatherproof and Explosion-proof. Listed
with UL and CSA for Class I, Gorups B, C and D; Class II Groups E,
F and G. UL-NEMA 4X, CSA-NEMA 4. ATEX Compliant  0344  II
2 G EEx d IIC T6 Process Temperature ≤75°C.
Switch Type: SPDT or DPDT snap switch.
Electrical Rating: See chart on "Ordering" page.
Electrical Connections: Screw terminal.
Conduit Connection: 3/4" female NPT.
Process Connection: 1/4" or 1/2" female NPT.
Mounting Orientation: Within 20° of vertical.
Set Point Adjustment: Internal 7/16" hex nuts.
Weight: 3.5 lb (1.6 kg).
Deadband: See Switch Deadband Chart below.
Agency Approvals: UL, CSA, CE and ATEX.
SWITCH DEADBAND CHART
| Range Number |
Adjustable Operating Range |
Approximate Minimum Deadband |
Approximate Maximum Deadband |
| Low |
High |
| |
psig |
bar |
psig |
bar |
psig |
bar |
psig |
bar |
| 11 |
10-150 |
0.7-10 |
4.0 |
0.28 |
7.5 |
0.52 |
75 |
5.2 |
| 12 |
20-250 |
1.4-17.2 |
5.0 |
0.35 |
12.5 |
0.86 |
150 |
10 |
| 13 |
30-500 |
2.0-34 |
12 |
0.83 |
45 |
3.1 |
300 |
21 |
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