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201液位控制器为长期可靠的用于化工厂、炼油厂、其它工业场合中而设计，不锈钢开关采用重力返回技术从而代替弹簧来延长使用寿命。标准配置是全天候防护，重载、焊接的浮子外室可在
201液位控制器为长期可靠的用于化工厂、炼油厂、其它工业场合中而设计，不锈钢开关采用重力返回技术从而代替弹簧来延长使用寿命。标准配置是全天候防护，重载、焊接的浮子外室可在750°F时用于压力为500PSI 的场合。
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201液位控制器为长期可靠的用于化工厂、炼油厂、其它工业场合中而设计，不锈钢开关采用重力返回技术从而代替弹簧来延长使用寿命。标准配置是全天候防护，重载、焊接的浮子外室可在
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 |
|
|
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. |
|
|
|
|
|
|
|
|
|
|
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 |
LOWER |
UPPER |
|||||
|
CHART A |
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 |
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 |
|
|
38°C |
400°F |
|||||
|
201 |
1" NPT |
0.6 |
600 psi |
500 psi |
-- |
C1-60 |
|
201 |
1" NPT |
0.75 |
1000 psi |
750 psi |
-- |
C1-75 |
|
203 |
FLANGED |
0.6 |
275 psi |
100 psi |
150 |
C1-160 |
|
203 |
FLANGED |
0.75 |
275 psi |
100 psi |
150 |
C1-175 |
|
203 |
FLANGED |
0.6 |
600 psi |
425 psi |
300 |
C1-360 |
|
203 |
FLANGED |
0.75 |
720 psi |
425 psi |
300 |
C1-375 |
|
203 |
FLANGED |
0.6 |
600 psi |
500 psi |
600 |
C1-660 |
|
203 |
FLANGED |
0.75 |
100 psi |
750 psi |
600 |
C1-675 |
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