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OI/LMS100-EN Rev. A |
LMS100 Magnetic Level Gauge Switch
8.0 Data Sheet Specifications:
Switch type
Magnetically actuated, hermetically sealed, bi-stable switch.
Single pole, double throw (Form C)
Contact Material
Rhodium alloy
Switch Action
Break before make
Max Deadband
Approx. +/- 0.75 in. (1.9 cm) of float travel
Contact Ratings
Maximum voltage: 250 V AC/DC
Maximum current: 1 A
Maximum power: 60 W/VA
Minimum operating temperature
-40 °F (-40 °C) Contact factory regarding use in colder applications
Maximum operating temperature
300 °F (149 °C) For process temperatures to 800 °F (427 °C), see mounting options, below
Vibration
Tested to IEC 60068-2-6 (2-2000 Hz, 2 g)
Shock
Tested to IEC 60068-2-29 (10 g) and IEC 60068-2-27
Impact
Tested to IEC 60079-0 (1 kg)
Freefall
Test to IEC 60068-2-31 (0.5 m, 6 falls)
Hazardous Area Rating:
FM / FM-C
–
-40 °C
≤
TA
≤
70 °C
–
IS: CLI GP ABCD T6 / CLI Zn0 AEx ia IIC T6...T1 / Ex ia IIC T6...T1 Ga / CLII GP EFG T6 /
CLIII T6 / Zn20 AEx ia IIIC T85°C...T450°C
–
XP: CLI GP ABCD T6 / CLI Zn1 AEx d IIC T6...T1 / Ex d IIC T6...T1 Gb / CLII GP EFG T6 /
CLIII T6 / Zn21 AEx tb IIIC T85°C...T450°C
–
NI: CLI DIV2 GP ABCD T6 / CLI Zn2 AEx nC IIC T6...T1 / Ex nC IIC T6...T1 Gc / CLII DIV2
GP EFG T6 / CLIII
ATEX / IECEx
–
-40 °C
≤
TA
≤
70 °C
–
II 1 G / Ex ia IIC T6...T1 Ga
–
II 1 D / Ex ia IIIC T85°C...T450°C Da
–
II 2 G / Ex d IIC T6...T1 Gb
–
II 2 D, Ex tb IIIC T85°C...T450°C Db
–
II 3 G / Ex nC IIC T6...T1 Gc
Electrical Cable Connection
1/2 in. FNPT connection
Mounting options
For process temperatures to 575 °F (301.6 °C) use switch LMS100.P1 with insulation pad.
For process temperatures to 800 °F (427 °C) use switch LMS100.A2 with rod mount brackets
with insulated KM26 Gauges, or, on ST95 Seal Fluid Supply Tanks with rod mount brackets.
Housing
316SS, NEMA 4X IP66/IP67, Cable entry 1/2” FNPT
Application note
Inductive and Capacitive loads require special considerations. Contact factory for technical
literature and assistance.
Accessories
IR10 10 Amp Relay Output Module and PP10 PUMP-PAK Controller. See appropriate
sales literature for details.
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