201系列侧面连接外室型液位控制器-上海亨东仪器有限公司

技术指标

介质：可兼容性液体

材质：外室：铸钢或可选择316SS

浮子及内部组件：303SS、304SS、316SS和430SS、可选择316SS和430SS或全为316SS

温度范围：过程：750°F（399℃）。对水银开关，过程温度高于500°F（260℃）时，对快速开关，过程温度高于400°F（204℃）和密封快速过程温度高于350°F（176.7℃）应配有散热片。

压力范围：100°F（37.7℃）时600psig(41bar)、750°F（399℃）时500psig(34bar),可用更高级别。

防护指标：NEMA 4X。可选通用型或防爆型。

可重复性：±1/4"（6.4mm）

开关类型：单刀双掷快速开关、密封开关或水银开关，可选择双刀双掷或双态

电气指标：快速开关：12A@120VAC, 5 A@240VAC，0.5A@125VDC；密封快速开关：5A@125VAC, 5 A@240VAC，5A@30VDC；水银开关：12A@120VAC/DC, 2A@240VAC/DC，可选更高级别接触点的水银开关

电气连接：旋紧接线端

导管连接：3/4"FNPT内螺纹

工艺连接：1"FNPT内螺纹和1"孔焊接；可选择法兰连接

安装定位：垂直

设定点调节：±1"（25.4 mm）

重量：33 lb(14.97kg)

机构认证：UL 和CSA

比重：最小0.6

型号表

型号	开关类型
201-WT-7810-C1-60	快速 SPDT
201-WT-7810HM-C1-60	全密封、快速 SPDT

选型表 – 201系列

EXAMPLE	201	WT	7810	10	HF	C1	60		201-WT-7810-60 Liquid Level Control, welded carbon steel chamber, weatherproof enclosure, SPDT snap switch, fixed deadband, automatic reset, side/bottom process connections, combination 1" NPT/socket weld hubs, minimum specific gravity 0.60, operating pressure 600 psig (51 bar) at100°F(38°C), 500 psi (34 bar) at750°F(400°C).
ENCLOSURE		G							General purpose, NEMA 1	UL	CSA
		WT							Weatherproof, NEMA 3R, 4, 4X.	UL
		E							Explosion-proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G (CSA approved Groups C, D, E, F, G only).	UL	CSA
		EV							Explosion-proof, vapor proof, NEMA 7, 9, Class I Groups B, C, D, Class II Groups E, F, G (CSA approved Groups C, D, E, F, G only).	UL	CSA
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 exceeds350°F(177°C), do not exceed450°F(232°C), see chart B.
			98XX	XX					Two stage, high capacity DC snap switch, use heat fins (HF) if process temperature exceeds350°F(177°C), do not exceed450°F(232°C), see chart B.
			10XX						Single stage, high temperature snap switch, continuous rating800°F(425°C), see chart B, 201-C1-60 type rated 500 psi (34 bar), 201-C1-75 type rated at 650 psi (45 bar).
			10XX	XX					Two stage, high temperature snap switch, continuous rating800°F(425°C), see chart B, 201-C1-60 type rated 500 psi (34 bar), 201-C-75 type rated at 650 psi (45 bar).
WELDED CHAMBER CONSTRUCTION COMBINATION 1" NPT/SOCKET WELD HUBS									Refer to chart C below for pressure/temperature ratings.
						C1			Carbon steel body.
	201					C1	60		Minimum specific gravity 0.60 side/bottom process connections, combination 1" NPT/socket weld hub.	UL	CSA
	201					C1	75		Minimum specific gravity 0.75 side/bottom process connections, combination 1" NPT/socket weld hub.	UL	CSA
WELDED CHAMBER CONSTRUCTION WITH FLANGED PROCESS CONNECTIONS									Refer to chart C below for pressure/temperature ratings.
	203					C1	160		1" 150# flanges side/bottom process connection.	UL	CSA
	203					C1	175		1" 150# flanges side/bottom process connection.	UL	CSA
	203					C1	360		1" 300# flanges side/bottom process connection.	UL	CSA
	203					C1	375		1" 300# flanges side/bottom process connection.	UL	CSA
	203					C1	660		1" 600# flanges side/bottom process connection.	UL	CSA
	203					C1	675		1" 600# flanges side/bottom process connection.	UL	CSA
	204					C1	160		1" 150# flanges side/side process connection.	UL	CSA
	204					C1	175		1" 150# flanges side/side process connection.	UL	CSA
	204					C1	360		1" 300# flanges side/side process connection.	UL	CSA
	204					C1	375		1" 300# flanges side/side process connection.	UL	CSA
	204					C1	660		1" 600# flanges side/side process connection.	UL	CSA
	204					C1	675		1" 600# flanges side/side process connection.	UL	CSA
OPTIONS					HF				High temperature fins, should be considered if ambient temperature exceeds500°F(260°C) for extended periods.
OPTIONS								12	Breather and drain for E type explosion-proof enclosure. Recommended for high humidity or outdoor service.

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	125V	250V	SINGLE STAGE	LOWER	UPPER
CHART A Mercury Contacts	SP-ST open on level FALL	10	5	3†	10	5	-4821	-4821	-21	UL	CSA
	SP-ST open on level RISE	10	5	3†	10	5	-4820	-4820	-20	UL	CSA
	SP-DT one switch	4	2	1†	4	2	-4810	-4810	-10	UL	CSA
	SP-DT two switches E.I.*	10	5	3†	10	5	-4815	-4815	-15	UL	CSA
	DP-ST two switches E.I.* open on level FALL	10	5	3†	10	5	-4813	-4813	-13	UL	CSA
	DP-ST two switches E.I.* open on level RISE	10	5	3†	10	5	-4814	-4814	-14	UL	CSA
	DP-DT two SP-DT switches	4	2	1†	4	2	-4806	-4806	-06	UL	CSA
CHART B snap action contacts	SP-DT one switch	12	5	3†	0.5**	0.25**	-7810	-7810	-10	UL	CSA
	DP-DT Two SP-DT switches	12	5	3†	0.5**	0.25**	-7806	-7806	-06	UL	CSA
	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
	DP-DT two SP-DT switches	2	2		0.4**	0.25**	-1006	-1006	-06
	SP-DT one switch	2	2		0.4**	0.25**	-1010	-1010	-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.
***30VDC = 5 resistive.

CHART C

SERIES	MOUNTING STYLE	MINIMUM SPECIFIC GRAVITY	PRESSURE RATING AT		FLANGE CLASS (psi)	ORDER CODE
SERIES	MOUNTING STYLE	MINIMUM SPECIFIC GRAVITY	38°C 100°F	400°F 750°C	FLANGE CLASS (psi)	ORDER CODE
201	1" NPT	0.6	600 psi 41 bar	500 psi 34 bar	--	C1-60
201	1" NPT	0.75	1000 psi 69 bar	750 psi 52 bar	--	C1-75
203 204	FLANGED	0.6	275 psi 19 bar	100 psi 7 bar	150	C1-160
203 204	FLANGED	0.75	275 psi 19 bar	100 psi 7 bar	150	C1-175
203 204	FLANGED	0.6	600 psi 41 bar	425 psi 29 bar	300	C1-360
203 204	FLANGED	0.75	720 psi 50 bar	425 psi 29 bar	300	C1-375
203 204	FLANGED	0.6	600 psi 41 bar	500 psi 34 bar	600	C1-660
203 204	FLANGED	0.75	100 psi 69 bar	750 psi 52 bar	600	C1-675