Dry Material Indicators | McMaster-Carr

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Dry Materials

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Warning: Products have one, but not necessarily all, of the selected characteristics.

	Mounting Orientation Mounting Orientation

Vertical

Horizontal

	Environment Environment

	Current Current

8 A @ 120 V AC

20 A @ 120 V AC

	Switch Starting Position Switch Starting Position

1 Off (Normally Open) or 1 On
(Normally Closed)

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	Environmental Rating Environmental Rating

IP66

NEC Class I Divisions 1, 2
Groups C, D

NEC Class II Divisions 1, 2
Groups E, F, G

NEMA 4X

	Mount Type Mount Type

Screw

	Insertion Depth Insertion Depth

6 5/8"

12"

	Industry Designation Industry Designation

SPDT

	Protection Type Protection Type

Explosion Proof

Dust-Ignition Proof

	Overall Length Overall Length

	Mounting Location Mounting Location

Side

Top

	Thread Type Thread Type

NPT

	Application Application

Signal

	Body Material Body Material

Aluminum

	Conduit Trade Size Conduit Trade Size

3/4

	Number of Circuits Controlled Number of Circuits Controlled

	Paddle Material Paddle Material

Stainless Steel

	Paddle Length Paddle Length

	Paddle Width Paddle Width

1 1/2"

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

RoHS Compliant with
Exemptions

	Specifications Met Specifications Met

6 Products

Level Switches for Dry Materials

When dry material rises to the level of the rotating paddle, these switches actuate. All are rated NEMA 4X and IP66 for protection from corrosion and washdowns.

Switches with auxiliary SPDT relay activate an alarm (not included).

For technical drawings and 3-D models, click on a part number.

Level Switches

Horizontal Side Mount

Vertical Top Mount

							Paddle
Current	Max. Pressure	Temp. Range, °F	Insertion Dp.	Switch Starting Position	Industry Designation	Paddle Speed, rpm	Lg.	Wd.	Features	Environmental Rating	Specifications Met		Each
Horizontal Side Mount—0-30 lbs. per cu. ft. Capacity
8 A @ 120 V AC	30 psi @ 70° F	-40° to 110°	6 5/8"	1 Off (Normally Open) or 1 On (Normally Closed)	SPDT	1	7"	2"	Auxiliary SPDT Relay LED Alarm Status Indicator LED Power Indicator	IP66, NEMA 4X, NEC Class I Divisions 1, 2 Groups C, D, NEC Class II Divisions 1, 2 Groups E, F, G	UL Listed C-UL Listed	00000000	0000000
20 A @ 120 V AC	30 psi @ 70° F	-40° to 110°	6 5/8"	1 Off (Normally Open) or 1 On (Normally Closed)	SPDT	1	7"	2"	__	IP66, NEMA 4X, NEC Class I Divisions 1, 2 Groups C, D, NEC Class II Divisions 1, 2 Groups E, F, G	UL Listed C-UL Listed	00000000	000000
Vertical Top Mount—30-70 lbs. per cu. ft. Capacity
8 A @ 120 V AC	30 psi @ 70° F	-40° to 110°	12"	1 Off (Normally Open) or 1 On (Normally Closed)	SPDT	1	5"	1 1/2"	Auxiliary SPDT Relay LED Alarm Status Indicator LED Power Indicator	IP66, NEMA 4X, NEC Class I Divisions 1, 2 Groups C, D, NEC Class II Divisions 1, 2 Groups E, F, G	UL Listed C-UL Listed	00000000	000000
20 A @ 120 V AC	30 psi @ 70° F	-40° to 110°	12"	1 Off (Normally Open) or 1 On (Normally Closed)	SPDT	1	5"	1 1/2"	__	IP66, NEMA 4X, NEC Class I Divisions 1, 2 Groups C, D, NEC Class II Divisions 1, 2 Groups E, F, G	UL Listed C-UL Listed	00000000	000000

Replacement Paddles for Horizontal Side Mount Level Switches

Paddle Material		Each
316 Stainless Steel	00000000	000000

Replacement Motors for 20 A @ 120 V AC Level Switches

Voltage	Includes		Each
120V AC	Bracket, Washer	00000000	0000000