44
Control systems Self-acting controls
Materials
SA122
Dial adjustment option
SA121, SA1219 and SA128
4
3
2
2
1
4.5 76
4
1
3
No.Part
Material
1 Sensor
Brass
2 Actuator
Brass
3 Capillary tube
Copper with PVC coated armoured covering
4 Adjustment head
Polypropylene
5 * Union kit
Brass
6 Mounting bracket
Steel
7 Clip
Polypropylene
8 * Adaptor plate (Duct fixing adaptor)
Steel
9 * Pocket 10 Liquid fill
Stainless steel
BS 3605 CFS 316S 18
Kerosene
* Items 5 , 8 and 9 are shown on page 4
TI-P046-01 CTLS Issue 22
Page 2 of 4
SA121, SA122, SA128 and SA1219 Self-acting Temperature Control Systems
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