44
Control systems Self-acting controls
Materials
No.
Part
Material
9 8 6
1 2 3 4 5 6 7 8 9
Body
Bronze
BS 1400 LG2
Main spring
Stainless steel
BS 2056 302 S26
Piston
Stainless steel
BS 970 431 S29
4 5
Ball
Stainless steel
AISI 440 B
7
Ball return spring Stainless steel
BS 2056 302 S26
HL10 High limit cut-out
Bellows
Stainless steel
AISI 316L
Piston insert
Stainless steel
BS 970 431 S29
1 2 3
Bonnet
Brass
BS 2872 CZ 122
Valve coupling nut
Brass
BS 2872 CZ 122
10
Sensor
Brass
EN 12451 CW707R H130/170
11
Actuator
Stainless steel
BS 3605 CFS 316S18
12
Capillary tube
PVC covered copper
Adjustment head cover
13
Polypropylene plastic
4.5 72
Control valve options: 2-port: SB, SBRA, KA, KB, KC, KX, KY or NSRA and 3-port: TW DN25, 40 and 50
9
13
Type 130 Control system
11
12
Materials for optional extras No. Part Material 14 Microswitch 15 Cover Aluminium
10
BS 1470 1200 H2
Copper
BS 2871 C 106
W Y X
16
Mild steel
BS 980 CEW-2
Stainless steel
BS 3605 CFS 316S18
¾" BSP 16 (optional)
Microswitch (optional)
15
14
Conduit entry bracket
TI-P073-03 CH Issue 7
Page 2 of 4
Type 130 and HL10 'Safeguard High Limit Control'
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