頂部安裝浮筒型、可調(diào)設(shè)置點(diǎn)、磁力操作、可選擇密封快速開關(guān)
這是我們所有多用途液位控制器中的一種,B-190型可以用于所有形式的槽罐液位控制場(chǎng)合。三個(gè)瓷制的浮筒位移傳感器可進(jìn)行死區(qū)調(diào)節(jié),例如:當(dāng)液位達(dá)到高設(shè)置點(diǎn)時(shí)它可以啟動(dòng)泵;當(dāng)液位低于低設(shè)置點(diǎn)時(shí)關(guān)閉泵。也同樣適用于壓力容器。還可選兩段式控制。
技術(shù)指標(biāo)
介質(zhì):可兼容液體
材質(zhì):電纜、彈簧和停止器;316SS,可選擇Inconel 彈簧:浮筒位移傳感器:瓷器,可選擇304SS、316SS 或碳膠(石墨)
溫度范圍:32 到 200°F(0 到 93.3°C),也可選更高級(jí)別
壓力范圍:125 psig (8.6 bar),也可選更高級(jí)別
防護(hù)指標(biāo):NEMA 4X??蛇x一般或防爆
開關(guān)類型:?jiǎn)蔚峨p擲快速開關(guān),密封快速開關(guān)或水銀開關(guān)。可選擇雙刀雙擲或雙態(tài)
電氣指標(biāo):快速開關(guān):12A @ 120VAC,5A @240VAC,0.5A @ 125VDC,0.25A @ 250VDC,阻抗。
密封快速開關(guān):5A @ 120VAC,5A @ 240VAC,5A @ 30VDC。水銀開關(guān):4A @ 240VAC/DC,2A@ 240VAC/DC,可選擇更高容量觸電的水銀開關(guān)
電氣連接:旋緊接線端
導(dǎo)管連接:3/4˝ NPT 內(nèi)螺紋
工藝連接:4˝ 125 鑄鐵法蘭連接。其他材料、大小和級(jí)別的法蘭斗可選擇
安裝定位:垂直
設(shè)定點(diǎn)調(diào)節(jié):通過移動(dòng)位移傳感器調(diào)節(jié),見尺寸圖表確定大小值
重量:25 lb (11.34 kg)
機(jī)構(gòu)認(rèn)證:UL 和 CSA
死區(qū):通過移動(dòng)位移傳感器調(diào)節(jié),見尺寸圖表確定大小值
比重:標(biāo)準(zhǔn)為 1.0,如有特殊比重需要可更換型號(hào)的1.0值,范圍為0.5到1.2
電纜長(zhǎng)度:標(biāo)準(zhǔn) 10ft(3m),可選擇到 100ft(30.5m)
型號(hào)
型號(hào)
開關(guān)類型
B190-WT-4810-P-A-1.0-2 水銀 SPDT
B190-WT-7810-P-A-1.0-2 快速 SPDT
B190-WT-7810HM-P-A-1.0-2 全密封、快速 SPDT
Model Chart
EXAMPLE A 190 WT 7810 P A 1.0 1 Series A190-WT-7810-P-A-1.0-2 Top Mounted Single Stage, displacer type liquid level control. Watertight, NEMA-4 enclosure. SPDT snap action switch, fixed deadband 3/4" (19 mm) at 1.0 SG. Max operating temp 200 deg F (93 deg C) with 10' SS cable and 316SS displacers, with 4" 125# cast iron flange. TYPE A
AA
B
BB 4" Flange or Larger, Fixed Differential
3" Flange, Fixed Differential
4" Flange or Larger, Adjustable Differential
3" Flange, Adjustable DifferentialSERIES 190 Single Stage Top Mount Displacer Type Liquid Level Control ENCLOSURE G
WT
E
EV General Purpose
Watertight
Explosion-proof
Explosion-proof/Vapor-proofCIRCUITS 48XX
78XX
78XXHM
98XX See Chart A below
See Chart B below
See Chart B below
See Chart B belowDISPLACERS S
S304
K
I 316SS
304SS
Karbate (A190, B190 only)
Intrf 3-1/2 dia. x 10 (A190, B190 only)CABLE LENGTH A
B
C
D
E
F
G 10 ft.
15 ft.
20 ft.
25 ft.
30 ft.
40 ft.
50 ft.SPECIFIC GRAVITY 0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2 0.4 S.G. (A190, AA190 only)
0.5 S.G. (A190, AA190 only)
0.6 S.G.
0.7 S.G.
0.8 S.G.
0.9 S.G.
1.0 S.G.
1.1 S.G.
1.2 S.G.FLANGE 00
0
6
7
8
9
10
11
12
13
14
15
6S
7S
8S
9S
10S
11S
12S
13S
14S
15S 3" NPT connection
3/4" Screw connection
3" 150# RF carbon steel
4" 150# RF carbon steel
5" 150# RF carbon steel
6" 150# RF carbon steel
8" 150# RF carbon steel
3" 300# RF carbon steel
4" 300# RF carbon steel
5" 300# RF carbon steel
6" 300# RF carbon steel
8" 300# RF carbon steel
3" 150# RF 316SS
4" 150# RF 316SS
5" 150# RF 316SS
6" 150# RF 316SS
8" 150# RF 316SS
3" 300# RF 316SS
4" 300# RF 316SS
5" 300# RF 316SS
6" 300# RF 316SS
8" 300# RF 316SS OPTIONS INC
R
STW
01
02
12
23720Inconel Spring
Manual Reset
SS Tag Wired
Breather Only (E-Housing only)
Drain Only (E-Housing only)
Breather and Drain (E-Housing only)
Fungus Proofing