Technical notes

To view and print these files, you must have a copy of Adobe Acrobat Reader linked to your browser as a helper application. Acrobat Reader can be downloaded free of charge from Adobe Software Systems.

TechNote categories

View TechNotes in numerical order, by TN number.

Select a category to jump to TechNote topics:

Cheminert valves
Diaphragm valves
Valco valves
        General information
        Two position
        Multiposition
        Older style valves (w/visible coil spring)
Fittings
Miscellaneous
Permeation tubes
Valve actuation

Cheminert valves

Topic	TN number	File size
Cleaning and rotor replacement:
Nanovolume valve Models CN2 and CN4	TechNote 813	80 K
Cheminert HPLC and UHPLC Injectors	TechNote 801	76 K
Valve Models C22(Z), C24(Z), and C25(Z)	TechNote 811	62 K
Valve Models C35Z and C45	TechNote 816	106 K
Installation, use, and maintenance:
Models C1 and C1CF	TechNote 802	95 K
Models C52 and C62(Z)	TechNote 819	135 K
Model C55 and C65(Z)	TechNote 821	102 K
Flow diagrams:
4 port internal sample (fixed volume) injector	TechNote 807	56 K
4 port switching valve	TechNote 803	89 K
6 port external volume sample injector	TechNote 808	52 K
6 port -  Model C3 external volume sample injector	TechNote 808b	52 K
6 port -  Models C2V & C72V ext. vol. sample injectors	TechNote 808v	52 K
6 port -  Model C6 continuous flow injector	TechNote 820	59 K
8 port external volume sample injector	TechNote 809	58 K
10 port external switching valve	TechNote 810	57 K
Multiposition stream selector Model C5F	TechNote 815	52 K
Multiposition stream selector Model C35ZF	TechNote 822	115 K
Multiposition stream selector Model C35ZT	TechNote 823	75 K
Loop fill port assembly	TechNote 806	57 K
Cheminert multiposition valves,  air and electrically actuated -  operation notes and alignment instructions	TechNote 814	92 K
Plumbing old-style UHP injectors (replaced by C72)
1/16" Models C2XH, C2XU, C4XH, C4XU	TechNote 817	53 K
1/32" Models C2NH, C2NX, C4NH, C4NX	TechNote 818	53 K

Diaphragm valves

Topic	TN number	File size
Models DV-12 and DV-22 diaphragm valves:
Operation instructions	TechNote 605	65 K
Maintenance instructions	TechNote 606	77 K

Valco valves – general information

Valco valves – two position

Topic	TN number	File size
Operating notes and cleaning instructions	TechNote 201	112 K
Flow diagrams:
3 port switching valve	TechNote 207	87 K
4 port internal volume sample injector	TechNote 202	62 K
4 port dual internal volume sample injector	TechNote 208	123 K
4 port switching valve	TechNote 206	89 K
6 port external loop sample injector	TechNote 203	62 K
8 port external loop sample injector	TechNote 204	63 K
10 port multifunctional valve	TechNote 205	72 K

Valco valves – multiposition

Topic	TN number	File size
Alignment instructions:
MW valves - air actuated	TechNote 707	128 K
MW valves - electrically actuated	TechNote 708	122 K
UW valves - air actuated	TechNote 705	105 K
UW valves - electrically actuated	TechNote 706	103 K
P type valves (older style) - air actuated	TechNote 701	129 K
P type valves (older style) - electrically actuated	TechNote 702	128 K
Cleaning and rotor replacement:
High temperature valves	TechNote 704	98 K
Low temperature valves	TechNote 703	99 K
Miscellaneous:
Valco CST4UW and CST6UW Column  Selection Valves - Actuator Considerations	TechNote 709	65 K

Valco valves – older style (w/visible coil spring)

Topic	TN number	File size
Operation notes and cleaning instructions:
P and E series valves	TechNote 304	72 K
P and E series VL type valves	TechNote 310	71 K
T series valves	TechNote 305	72 K
Flow diagrams:
3 port switching valve, P type	TechNote 307	59 K
4 port internal sample injector, P type	TechNote 301	59 K
4 port switching valve, P type	TechNote 306	59 K
6 port sample injector, P type	TechNote 302	60 K
8 port switching valve, P type	TechNote 303	61 K
10 port multifunctional valve, P type	TechNote 308	63 K
10 port internal volume sample injector, P type	TechNote 309	63 K

Fittings

Topic	TN number	File size
Cheminert fittings:
Cheminert connecting accessories  (Use of the flanging tool)	TechNote 502	60 K
Flangeless fittings with new collapsible ferrule	TechNote 505a	53 K
Nanovolume one-piece 1/32" fittings -  installation and use	TechNote 507	57 K
Cheminert 360 micron fittings -  installation and use	TechNote 509	49 K
Valco fittings:
EZR and IZR installation instructions	TechNote 504	57 K
Fused silica adapters - installation instructions	TechNote 501	62 K
IZERA1.5 installation instructions	TechNote 506	55 K
Zero dead volume (ZDV) fitting instructions	TechNote 503	53 K

Miscellaneous

Topic	TN number	File size
Heated valve enclosures:
Installing a valve (single valve model)	TechNote 601	104 K
Installing a valve (two or three valve model)	TechNote 604	102 K
Micrometering needle valves	TechNote 603	57 K
On-off valves:
Air actuated - installation and use	TechNote 607	56 K
Manually operated - installation and use	TechNote 609	58 K
Prime-purge valves:
Air actuated - installation and use	TechNote 608	62 K
Manually operated - installation and use	TechNote 610	58 K
Purge housing:  Two position and multiposition valves	TechNote 602	75 K
TGA 5000:  Technical Description	TechNote 611	50 K

Dynacal permeation tubes

Valve actuation

Topic		TN number	File size
Valve Alignment Troubleshooting  Two position: air or standard electric actuators		TechNote 101	120 K
Air actuators:
Two position implementation		TechNote 405	106 K
Multiposition implementation		TechNote 406	74 K
Manual actuation:
Manual actuator assembly for  two position W and UW valves		TechNote 401	152 K
Universal actuator
Models EUH, EUD, and EUT		Manual	157 K
Multiposition microelectric actuators:
Installation and use		TechNote 415	119 K
Quick Start guide		TechNote 415QS	86 K
Two position microelectric actuators:
Controller  Series EM2C	Installation and use	TechNote 413	150 K
	Forced initialization  procedure	TechNote 413a	51 K
Controller  Series E2CA	Installation and use	TechNote 421	330 K
Standard electric actuators:
Multiposition - installation and use		TechNote 418	95 K
Two position - installation and use		TechNote 417	60 K
Multiposition modifications  *Incorporated into the manual		TechNote 407*	*
Two position modifications  *Incorporated into the manual		TechNote 408*	*
Closemount hardware:
For air or electric actuators		TechNote 403	147 K
O-ring replacement:
For multiposition air actuator		TechNote 410	199 K
For two position air actuator		TechNote 409	191 K
Standoff assemblies:
For air or electric actuators		TechNote 404	188 K
For manual actuation		TechNote 402	256 K
Digital Valve Interface implementation		TechNote 411	66 K
High Speed Switching Accessory  for air actuators - installation		TechNote 412	70 K
Position Feedback (PFAF)  for two position air actuators - implementation		TechNote 419	80 K
Rheodyne adapter kit  Installation instructions		TechNote 416	63 K