Regulators Direct Operated Temperature 1: 28 Self Acting Temperature Control Systems In the interests of development and improvement of the product, we reserve the ...
Regulators Direct Operated Temperature
Self Acting Temperature Control Systems SA123
SA121 and SA128
Description A range of self-powered control systems that incorporate sensor, actuator, set point adjustment/indicator for use with the folowing valve types: KA, KB, KC, KX, KY, SB, SBRA, BX, BXRA, BM, 2-port BMRA, BMF, BMFRA, NS, NSRA, 3-port TW
4 4
Available Types Set point adjustment at sensor 2-port valves 3-port valves 2-port valves SA128 For use on 3-port valves Set point adjustment at valve 2-port valves SA122 For use on 3-port valves Remote set point adjustment 2-port valves SA123 For use on 3-port valves Connection - NPT SA121
For use on
1/2” 3/4” 1/2” 3/4”
to 3” to 1-1/2” to 1” and 1”
2
2
6 7
1/2” to 1” 3/4” and 1” 3
1/2” to 3” 3/4” to 1-1/2” 1 3 1
Optional Extras
3 2
Union Kit (SA122) Direct immersion Pocket Indirect immersion Material options include mild steel, copper, brass, stainless steel Glass option also available for SA122 and SA123 only Wall bracket Duct adaptor Duct mounting Coiled Sensor Fast response Nickel plating Dial Type Set Point Adjuster SA122TP and SA123TP incorporate an Pt100 Temperature Sensor internal pocket to accept a Pt100 sensor.
Dial adjustment option
SA122
1
4
Temperature Ranges Set point adjustment at sensor
Construction Materials No 1 2 3 4 *5 6 7 *8
Part Sensor Actuator Capillary tube Adjustment head Union kit Mounting bracket Clip Adaptor plate (Duct fixing adaptor)
Material Brass Brass Copper with a PVC coated armoured covering Polypropylene Brass Steel Polypropylene Steel
Mild steel Copper *9 Pocket Brass Stainless steel 10 Liquid fill Kerosene *Items 5,8, and 9 are shown overleaf
SA121 SA123
Over temperature protection SA122
980 CEW2 2871 C106 2817 CZ126 3605 CFS 316S 18
Range 1 Range 2
Over temperature protection SA128
BS BS BS BS
Range 1 Range 2 Range 3
Range 1 Range 2
Over temperature protection
5˚ to 125˚F (-15˚C to 50˚C) 105° to 225°F (40° to 105°C) 205˚ to 320˚F (95˚C to 160˚C) 100˚F (55˚C) over set value to 375˚F (190˚C) maximum 0˚ to 250˚F (-20˚C to 120˚C) 105˚ to 340˚F (40˚C to 170˚C) 100˚F (55˚C) over set value to 375˚F (190˚C) maximum 0˚ to 230˚F (-20˚C to 110˚C) 105˚ to 340˚F (40˚C to 170˚C) 100˚F (55˚C) over set value to 375˚F (190˚C) maximum
Capillary Tube Standard length 2 m, 4m, 8m, and 20 m.
Local regulation may restrict the use of this product below the conditions quoted. Limiting conditions refer to standard connections only. In the interests of development and improvement of the product, we reserve the right to change the specification. TI-1-900-US 05.11
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Regulators
Self Acting Temperature Control Systems Pockets J
SA121, SA1219 and SA128
SA122 TP
SA122
SA123 TP
SA123
Direct Operated Temperature
Metal
B A
A C C
A
E
H F
C
6 (optional) For a wall mounted sensor
6
D
(included)
D
Glass
D
G
Dimensions / Weight (approximate) in inches & millimeters Model SA121 SA122 SA122TP SA123 SA123TP SA128
A 11.0 (275) 16.3 (415) 16.3 (415) 11.0 (275) 11.0 (275) 11.0 (275)
B 7.2 (185) 7.2 (185)
Control System C D 12.2 (310) 1.0 (25) 9.4 (240) .67 (17) 10.4 (225) .67 (17) 9.7 (248 1.0 (25) 10.4 (225) 1.0 (25) 6.7 (178) 1.0 (25)
Metal Pockets F G 12.5 (315) 1.1 (28) 10.1 (258) .8 (20) 10.1 (258) .8 (20) 10.1 (258) 1.1 (28) 10.1 (258) 1.1 (28) 7.0 (180) 1.1 (28)
E 10.6 (270) 10.6 (270) -
Union Kit
Union Kit
(for sensor immersion without pocket) Includes gland nut, compression ring and union nipple. SA121, SA123 and SA128 Items Z, Y and X included with controller SA122 Items W, V and U optional - not included
Glass Pockets H J 255 (575) 4.5 (117) 225 (575) 4.5 (117) -
Z Y
5
Weight excluding 4.5lb (2.0) 4.0lb (1.8) 4.5lb (2.0) 5.8lb (2.5) 5.8lb (2.7) 4.0lb (1.8)
Pocket (glass)
W
P
V
O
5
U
Pockets (for indirect immersion) Includes pocket, gland nut, and compression ring. SA121, SA123 and SA128 Items T, Z, and Y SA122 Items S, W, and W Available materials Mild steel, copper, brass and stainless steel Long Pockets
(SA122 and SA123 only) To special order only. Having a minimum length 0.5m, maximum length to order. Includes pocket, bracket and rubber bung. SA121 and SA123 Items S, V, W and T, Z, Y Available Materials Mild steel, copper, brass and stainless steel
X 1”NPT
3/4” NPT Z
W
Y
V
9
3 / 4” NPT
1” NPT
9 R
Pocket (Metal) T S
Glass Pockets (SA122 and SA123 only)
Wall Mounting Bracket
SA121, SA123, and SA128
(Item 6)
SA121, SA122, SA123 and SA128
8
Optional
Duct Fixing Adaptor (for air sensing within ducts) Includes adaptor plate, union nipple, compression ring and gland nut. SA121, SA123 and SA128 Items 8, X, Y, and Z SA122 Not available
SA122
(112mm) 4.4”
X
Y
Z
Duct fixing adaptor (112mm) 4.4”
TI-1-900-US Spirax Sarco, Inc., 1150 Northpoint Blvd, Blythewood, SC 29016
© Spirax Sarco, Inc. 2011
To special order only. Includes pocket, bracket and rubber bung. SA122 and SA123 Items R, O, and P
05.11
Telephone: (803) 714-2000 FAX (803) 714-2222
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