Series 215/217/218 Flanged Chamber Level Control

Adjustable Deadband 12" to 24", Pressure to 450 psig (31 bar), Temperature to 500°F (260°C)

Adjustable deadband, flanged chamber and side mount are featured in the heavy duty reliable 215 series. A choice of four operating styles are offered: 1. Single stage adjustable deadband suitable for pump operation; 2. Two stage operation with adjustable lower stage, fixed upper stage for pump and high alarm; 3. Fixed lower stage and adjustable upper stage for pump and low alarm; 4. Fixed upper and lower stage for high and low alarm. Alarm stages can also be used for shutdown. Adjustable level changes are available in increments of 12", 24", 36", or 48".

Product Applications

Oil Refineries
Chemical Plants
Power Generating Stations
Pumping Stations
Heat Transfer Systems
Sanitary/Wastewater Facilities
Drip Legs
Hydraulic Systems
Boilers

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Models & Ordering

Specifications

Minimum Specific Gravity:: 0.60.
Temperature Limit:: Ambient Temperature: 212°F (100°C); Process Temperature: up to 500°F (260°C).
Switch Type:: Snap action or mercury. See Model Chart.
Electrical Ratings:: See Model Chart.
Wiring Connections:: G, WT or E enclosure, terminal block. EV enclosure, 18" (460 mm) leads.
Process Connections:: 1" NPT standard (1" socket weld hubs or flanges optional).
Enclosures:: G: painted steel and aluminum; WT: painted steel, aluminum, neoprene; E: aluminum; EV: aluminum and neoprene.
Wetted Parts:: C1 construction. Chamber, carbon steel. Float and trim 303SS, 304SS, 430SS.
Weight:: 215: 50 lb (22.7 kg); 217: 60 lb (27 kg); 218: 67 lb (30.4 kg).
: Suggested Specifications:
Liquid level control shall be 215 (217) (218) Series with adjustable deadband of (12") (24") (36") (48"). Unit shall be external side mount type. Process connections shall be 1" NPT (socket weld hub) (flanged). Suitable for operation at 450 psig (31 bar) and 100°F (38°C); 300 psig (21 bar) at 500°F (260°C) with a minimum specific gravity of 0.60. Switch mechanism shall be gravity return and shall be activated by a stainless steel float.

Model Chart

EXAMPLE	215	2	WT	7810-10	C1	60		L12	215-2-WT-7810-10-C1-60-L12 Level Control, flanged carbon steel chamber, weatherproof enclosure, (2) SPDT snap action switches, lower stage adjustable deadband, upper stage fixed deadband, operating pressure 450 psig @ 100°F, side/bottom 1" NPT process connections, minimum s.g. 0.60.
CONNECTION	215								One Horizontal and One Vertical 1" NPT
	217								One Vertical and One Horizontal Flanged Connection
	218								Two Vertical Flanged Connections
DEADBAND		1							Single Stage Operation, with Adjustable Deadband
		2							Two Stage Operation, Lower Stage has Adjustable Deadband, Upper Stage has Fixed Deadband
		3							Two Stage Operation, Lower Stage has Fixed Deadband, Upper Stage has Adjustable Deadband
		4							Two Stage Operation, Both Stages have Fixed Deadband with Adjustable Spread Between Stages
ENCLOSURE			G						General Purpose, NEMA 1
			WT						Weatherproof, NEMA 3R, 4, 4X
			E						Explosion-proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G
			EV						Explosion-proof/Vapor-proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G
CIRCUITS (for electrical circuits see charts A & B below)				48XX					Single Stage Mercury Switch, see chart A
				48XX-XX					Two Stage, Mercury Switch, see chart A
				78XX					Single Stage, Snap Switch, see chart B
				78XX-XX					Two Stage, Snap Switch, see chart B
				78XXHM					Hermetically Sealed Snap Switch, see chart B
				98XX					Single Stage, High Capacity DC Snap Switch, use heat fins (HF) if process temperature exceeds 350°F (177°C), do not exceed 450°F (232°C), see chart B
				98XX-XX					Two Stage, High Capacity DC Snap Switch, use heat fins (HF) if process temperature exceeds 350°F (177°C), do not exceed 450°F (232°C), see chart B
CHAMBER MATERIAL					C1				Carbon Steel Body
					C216				316SS Body
					HFC1				Heat Fins & Carbon Steel Body
					HFC216				Heat Fins & 316SS Body (215 only)
MINIMUM SPECIFIC GRAVITY						60			0.60 Specific Gravity (215 only)
						160			0.60 Specific Gravity & 150# Flange (217, 218 only)
						360			0.60 Specific Gravity & 300# Flange (217, 218 only)
						660			0.60 Specific Gravity & 600# Flange (217, 218 only)
LEVEL CHANGE							L12		Adjustable Level Change
							L24		Adjustable Level Change
							L36		Adjustable Level Change
							L48		Adjustable Level Change
OPTIONS								H2	H2 Socket Weld Hub (215, steel housing only)
								STW	Stainless Steel Tag Wired
								01	Breather Only (E-Housing only)
								02	Drain Only (E-Housing only)
								12	Breather & Drain (E-Housing only)
								23720	Fungus Proofing

CHARTS A & B - ELECTRICAL CIRCUITS AND RATINGS

SWITCH TYPE	SWITCH ACTION	ELECTRICAL RATINGS IN AMPS						ORDERING CODE
		AC			DC			SINGLE STAGE	TWO STAGE
		120V	240V	440V	30V	125V	250V	SINGLE STAGE	LOWER	UPPER
CHART A Mercury Contacts	SP-ST open on level FALL	10	5	3†		10	5	-4820	-4820	-21
	SP-ST open on level RISE	10	5	3†		10	5	-4821	-4821	-20
	SP-DT one switch	4	2	1†		4	2	-4810	-4810	-10
	SP-DT two switches E.I.*	10	5	3†		10	5	-4815	-4815	-15
	DP-ST two switches E.I.* open on level FALL	10	5	3†		10	5	-4814	-4814	-13
	DP-ST two switches E.I.* open on level RISE	10	5	3†		10	5	-4813	-4813	-14
	DP-DT two SP-DT switches	4	2	1†		4	2	-4806	-4806	-06
CHART B snap action contacts	SP-DT one switch	12	5	3†		0.5**	0.25**	-7810	-7810	-10
	DP-DT two SP-DT switches	12	5	3†		0.5**	0.25**	-7806	-7806	-06
	SP-DT one hermetically sealed switch	5	5		5**			-7810HM	-7810HM	-10HM
	DP-DT two hermetically sealed SP-DT switches	5	5		5**			-7806HM	-7806HM	-06HM
	DP-DT two SP-DT switches	10	3			10‡	3‡	-9806	-9806	-06
	SP-DT one switch	10	3			10‡	3‡	-9810	-9810	-10

†Available on special order, change 1st digit in ordering code from 4 to 5 or 7 to 8, i.e., -4820 becomes -5820, -7810 becomes -8810, etc.
‡10 amp inductive (polarized) at 125 VDC.
*Electrically Independent.
**Resistive.