Instruction Manual
D200156X012
4194HA, HB, HC Controllers
July 2018
82
Key Description
101 Indicator ass'y
Note
Individual assembly parts are listed in the Indicator Assembly (key 101)
subsection of the parts list. Key numbers for individual assembly parts
also appear in figure 6‐4.
For use w/o remote set pt
For use w/remote set pt
120 Machine screw, fill hd
Required to mount remote set pt ass'y
(suffix letter M) to indicator ass'y (2 req'd)
135 Frame manifold
For all types except w/suffix letter E,
int auto/man station option
136 Rate/reset manifold
For all types except 4194HC controllers
(rate/reset valve)
137 Rate tubing ass'y
For 4194HC controllers only
138 Auto/manual tubing ass'y
Use w/suffix letter E, int auto/manual
station option, only
140 Machine screw, fill hd
Required to mount the remote set pt ass'y
(suffix letter M) to indicator ass'y (2 req'd)
162 Machine screw, hex hd
For 4194HB, HC controllers only
163 Knob
For 4194HB controllers, reset restriction
valve (key 54)
For 4194HC controllers, rate/reset valve
ass'y (key 262) (2 req'd)
171* 0‐Ring
For 4194HB controllers (2 req'd)
For 4194HC controllers (4 req'd)
251 Reset body,
For 4194HB controllers only
252 Valve plate
For 4194HB controllers (1 req'd)
For 4194HC controllers (2 req'd)
253 Scratch Valve
For 4194HB controllers
253 Reset Scratch Valve
For 4194HC controllers
258 Plain washer
For 4194HB controllers (1 req'd)
For 4194HC controllers (4 req'd)
Key Description
262 Rate/reset valve ass'y
For 4194HC controllers only
0.2 to 1.0 bar (3 to 15 psig)
0.4 to 2.0 bar (6 to 30 psig)
264 Set screw, hex socket
For 4194HC controllers only (2 req'd)
265 Rate Scratch Valve
For 4194HC controllers only
266 Cover Plate
For 4194HC controllers only
268 Spring washer
For 4194HC controllers only (2 req'd)
269 Spring
For 4194HC controllers only (1 req'd)
270* Bellows base gasket
For 4194HC controllers only (1 req'd)
271* Bellows ass'y
For 4194HC controllers only
0.2 to 1.0 bar (3 to 15 psig) and
0.4 to 2.0 bar (6 to 30 psig)
272 Rate/Reset Body
For 4194HC controllers only
310 Lithium grease (not furnished with controller)
311 Anti‐seize sealant (not furnished with controller)
317 Silicone‐based lubricant (not furnished with controller)
318 Lubricant, silicone (not furnished with controller)
337 Barton 199 Differential Pressure Unit
Key 337 includes the pipestand
mounting bracket and three set
screws (square hd, 3/8‐16 x 5/8‐inch)
339 External feedback ass'y
357 Spring washer
For 4194HB controllers only
358 Retainer
For 4194HB controllers only
359 Machine Screw, pan hd
For 4194HB controllers only (3 req'd)
360 Shoulder Screw, slotted
For 4194HB controllers only
361 Lubricant, 20W/50 Motor Oil
For 4194HB controllers only
362 Spring retaining washer
364 Shim
For 4194HB controllers only
365 Washer
*Recommended spare parts
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