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Flanged Chamber w/ Removable Float, 1" NPT, 1000 psi, Customizable
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Series-221-223-224

Flanged Chamber w/ Removable Float, 1" NPT, 1000 psi, Customizable

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Series-221-223-224
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Series-221-223-224Data Sheet

Data Sheet
Flanged Chamber w/ Removable Float, 1" NPT, 1000 psi, Customizable Series-221-223-224 Series-221-223-224

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EXAMPLE 221 WT 7810 C1 60   221-WT-7810-C1-60 Liquid Level Control, weatherproof enclosure, SPDT snap switch, fixed deadband, automatic reset, operating pressure 600 psig (41 bar) at 100°F (38°C), 550 psig (38 bar) at 475°F (246°C), side/bottom process connections, 1" NPT, minimum specific gravity 0.60.
CONNECTION 221           One Vertical and One Horizontal 1" NPT
223           One Vertical and One Horizontal Flanged Connection
224           Two Vertical Flanged Connections
224T            
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. CSA approved Groups C, D, E, F, G only.
  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.
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
    10XX       Single Stage, High Temp. Snap Switch, continuous rating 800°F (425°C), see chart B
    10XX-XX       Two Stage, High Temp. Snap Switch, continuous rating 800°F (425°C), see chart B
CHAMBER MATERIAL       C1     Carbon Steel Body
      C216     316SS Body
      HFC1     Heat Fins & Carbon Steel Body
SPECIFIC
GRAVITY		         60   0.60 Specific Gravity (221 only)
        75   0.75 Specific Gravity (221 only)
        160   0.60 Specific Gravity & 150# Flange (223, 224 only)
        175   0.75 Specific Gravity & 150# Flange (223, 224 only)
        360   0.60 Specific Gravity & 300# Flange (223, 224 only)
        375   0.75 Specific Gravity & 300# Flange (223, 224 only)
        660   0.60 Specific Gravity & 600# Flange (223, 224 only)
        675   0.75 Specific Gravity & 600# Flange (223, 224 only)
OPTIONS           H2 H2 Socket Weld Hub (221, steel housing only)
          STW SS 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
LOWER
UPPER
CHART A
Mercury Contacts		 SP-ST open on level FALL
10
5
3†
 
10
5
-4821
-4821
-21
SP-ST open on level RISE
10
5
3†
 
10
5
-4820
-4820
-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
-4813
-4813
-13
DP-ST two switches E.I.* open on level RISE
10
5
3†
 
10
5
-4814
-4814
-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
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.

CHART C - MOUNTING STYLE

SERIES
MOUNTING
STYLE
MINIMUM
SPECIFIC
GRAVITY
PRESSURE RATING @
FLANGE
CLASS
psi)
ORDER
CODE
100°F
38°C
475°F
246°C
221
1" NPT
0.6
600 psi
41 bar)
550 psi
38 bar)
--
C1-60
221
1" NPT
0.75
1000 psi
69 bar)
850 psi
(59 bar)
--
C1-75
223
224
Flanged
0.6
275 psi
(19 bar)
150 psi
(10 bar)
150
C1-060
223
224
Flanged
0.6
600 psi
(41 bar)
550 psi
(38 bar)
300
C1-360
223
224
Flanged
0.6
600 psi
(41 bar)
550 psi
(38 bar)
600
C1-660
223
224
Flanged
0.75
275 psi
(19 bar)
150 psi
(10 bar)
150
C1-075
223
224
Flanged
0.75
720 psi
(50 bar)
625 psi
(43 bar)
300
C1-375
223
224
Flanged
0.75
1000 psi
(69 bar)
850 psi
(59 bar)
600
C1-675
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