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Series-225-227-228
Flanged Deadband Level Control for Oil & Chemical Plants – 12-48 in Adjustments
Series-225-227-228
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| EXAMPLE | 225 | 1 | G | 4810 | C1 | 0.75 | L12 | Series 225-1-G-4810-C1-75-L12 Liquid Level Control, general purpose enclosure, carbon steel body, SPDT, 0.75 specific gravity, 3" 125# cast iron flange, with adjustable level change. |
| SERIES | 225 227 228 |
Liquid Level Control Liquid Level Control Liquid Level Control |
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| CALIBRATION INSTRUCTIONS |
1 2 3 4 |
Calibration Instructions 1 Calibration Instructions 2 Calibration Instructions 3 Calibration Instructions 4 |
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| ENCLOSURE | G WT E EV |
General Purpose NEMA 1 Watertight NEMA-4, 4X Explosion-proof NEMA 7, 9 Explosion-proof/Vapor-proof NEMA 7, 9 |
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| CIRCUITS | 48XX 78XX 78XXHM 98XX |
See Chart A below See Chart B below See Chart B below See Chart B below |
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| CHAMBER MATERIAL | C1 C216 HFC1 |
Carbon Steel Body 316 SST Body Heat Fins Carbon Steel Body |
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| SPECIFIC GRAVITY | 75 80 175 180 375 380 675 680 |
0.75 S.G. (225 ONLY) 0.80 S.G. (225 ONLY) 0.75 S.G. 150# Flange (227, 228 ONLY) 0.80 S.G. 150# Flange (227, 228 ONLY) 0.75 S.G. 300# Flange (227, 228 ONLY) 0.80 S.G. 300# Flange (227, 228 ONLY) 0.75 S.G. 600# Flange (227, 228 ONLY) 0.80 S.G. 600# Flange (227, 228 ONLY) |
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| OPTIONS | H2 L12 L24 L48 STW 01 02 12 23720 |
H2 Socket Weld Hub (225, Steel Housing ONLY) Adjustable Level Change Adjustable Level Change Adjustable Level Change SS Tag Wired Breather Only (E-Housing ONLY) Drain Only (E-Housing ONLY) Breather and Drain (E-Housing ONLY) Fungus Proofing Special 23720 |
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 Mercury Contacts |
SP-ST open on level FALL | 10 | 5 | 3† | 10 | 5 | -4821 | -4821 | -21 | UL |
| SP-ST open on level RISE | 10 | 5 | 3† | 10 | 5 | -4820 | -4820 | -20 | UL | |
| SP-DT one switch | 4 | 2 | 1† | 4 | 2 | -4810 | -4810 | -10 | UL | |
| SP-DT two switches E.I.* | 10 | 5 | 3† | 10 | 5 | -4815 | -4815 | -15 | UL | |
| DP-ST two switches E.I.* open on level FALL | 10 | 5 | 3† | 10 | 5 | -4813 | -4813 | -13 | UL | |
| DP-ST two switches E.I.* open on level RISE | 10 | 5 | 3† | 10 | 5 | -4814 | -4814 | -14 | UL | |
| DP-DT two SP-DT switches | 4 | 2 | 1† | 4 | 2 | -4806 | -4806 | -06 | UL | |
|
CHART B snap action contacts |
SP-DT one switch | 12 | 5 | 3† | 0.5** | 0.25** | -7810 | -7810 | -10 | UL |
| DP-DT Two SP-DT switches | 12 | 5 | 3† | 0.5** | 0.25** | -7806 | -7806 | -06 | UL | |
| SP-DT One hermetically sealed SPDT switch ◊ | 5 | 5 | -7810HM | -7810HM | -10HM | |||||
| DP-DT Two hermetically sealed SPDT switches ◊ | 5 | 5 | -7806HM | -7806HM | -06HM | |||||
| DP-DT two SPDT switches | 10 | 3 | 10‡ | 3‡ | -9806 | -9806 | -06 | |||
| SP-DT one switch | 10 | 3 | 10‡ | 3‡ | -9810 | -9810 | -10 | |||
| DP-DT Two SPDT switches | 2 | 2 | 0.4** | 0.25** | -1006 | -1006 | -06 | |||
| SP-DT one switch | 2 | 2 | 0.4** | 0.25** | -1010 | -1010 | -10 | |||
‡10 amp inductive (polarized) at 125 VDC.
*Electrically Independent.
**Resistive. ◊ 30 VDC = 5 Resistive
CHART C - MOUNTING STYLE
|
SERIES
|
MOUNTING
STYLE |
MINIMUM
SPECIFIC GRAVITY |
PRESSURE RATING AT
|
FLANGE
CLASS psi) |
ORDER
CODE |
|
|
100°F
38°C |
475°F
246°C |
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|
225
|
1" NPT
|
0.75
|
600 psi
(41 bar) |
550 psi
(34 bar) |
--
|
C1-75
|
|
225
|
1" NPT
|
0.80
|
1000 psi
(69 bar) |
750 psi
(52 bar) |
--
|
C1-80
|
|
227
228 |
Flanged
|
0.75
|
275 psi
(19 bar) |
100 psi
(7 bar) |
150
|
C1-175
|
|
227
228 |
Flanged
|
0.80
|
275 psi
(19 bar) |
100 psi
(7 bar) |
150
|
C1-180
|
|
227
228 |
Flanged
|
0.75
|
600 psi
(41 bar) |
425 psi
(29 bar) |
300
|
C1-375
|
|
227
228 |
Flanged
|
0.80
|
720 psi
(50 bar) |
425 psi
(29 bar) |
300
|
C1-380
|
|
227
228 |
Flanged
|
0.75
|
600 psi
(41 bar) |
500 psi
(34 bar) |
600
|
C1-675
|
|
227
228 |
Flanged
|
0.80
|
1000 psi
(69 bar) |
750 psi
(52 bar) |
600
|
C1-680
|