Criswell Valve Automation

D. A. Criswell Sales, Inc.

Valve Automation


ISNetworld Contractor

Actuators — Electric, Pneumatic, Hydraulic, Fail Safe

Combustion Controls — For Boilers, Heaters, Flame Safety

Instrumentation & Control — Level, Temperature, Pressure, Flow


Heat Tracing

Tank Gauging


Safety/Relief Valves

Valve Automation

Industrial Services

Wireless SCADA Solutions


Corporate Office
700 Hwy 60
POB 1056
Canyon, TX 79015
Phone 806-655-9367
Fax 806-655-9460

Sales Office
El Paso, TX
Phone: 915-759-8300
Fax: 915-759-8301

Sales Office
1607 S. Midkiff
Midland, TX 79701
POB 2073
Midland, TX 79702
Phone 432-570-6222
Fax 432-570-6444


Valve Automation Solutions 2015 Qtr 2

D. A. Criswell Sales Inc Valve Automation

Sales - Field Service & Repair - No Charge Field Survey

New Valve/Actuator Packages - Retrofit & Actuator Upgrades

No Charge Evaluations - Start-up Services - No Risk Installations

Amarillo, El Paso, Lubbock, Midland/Odessa, Perryton, and surrounding Texas areas.

Criswell Sales

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Valve Automation Update

Flow-Tek Pneumatic Actuator

May 29, 2015

Flow-Tek Pneumatic Actuator

Flow-Tek's spring-return pneumatic actuators incorporate a cartridge system that provides reduced space requirements, simplicity, and safety. The actuators can easily be converted from double acting to spring return actuation by removing the end caps and adding the spring cartridge. Actuator assembly and disassembly does not require unwieldy equipment, and there is no danger presented to the installer.

Valve Automation Update

Fireye InSight 95 Flame Scanner

May 22, 2015

Fireye InSight 95

The micro-processor based Fireye InSight 95 series of UV/IR flame scanners offer manual and automatic settings for sensor gain, modulation frequency, analog output, fault relay, and flame relay On/Off thresholds. The flame relay output is SPST (N.O.), and the fault relay is SPST (N.C.). A twelve-pin quarter-turn quick disconnect is standard, and the CG models include a 10' captive cable and gland.

Valve Automation Update

Fireye Nexus NX6100 Flame Controller

May 13, 2015

Fireye Nexus NX6100 flame controller

The Fireye Nexus NX6100 flame controller has built-in UV, UV self-check, and IR detection plus an optional external oxygen trim interface for up to four boilers and four fuel profiles. Supervision of safety critical and non-safety critical inputs is available through use of seven user-defined auxiliary inputs. The Flame Safeguard monitors numerous safety sequences including proof of main valve closure and safe start check.

Valve Automation Update

Bray Series 19 Valve

May 06, 2015

Bray Series 19 Valve

The Flow-Tek series 19 segmented ball valve utilizes a splined stem and V-port ball segment to enable a 300:1 accuracy of rangeability. Metal and soft seats are pressure-energized to enable excellent sealing during low differential pressures. End post and stem bearings are offered with thick-walled metal or composed of PTFE compound supported by metal fabric, all of which offer low friction and maintenance-free operation.

Valve Automation Update

Rotork CVL5000 Actuator Retrofit

April 29, 2015

Rotork CVL5000 actuator retrofit

This 12" 600 Fisher control valve was picked up from the customer's site and transported to our shop for retrofit of a new Rotork CVL 5000 actuator. This will bring the 50's vintage Fisher 350 Electrohydraulic unit into the 21rst century. The CVL actuator provides precise control with 120 vac and super-capacitor fail-close capability without mains power present. Our Customer saves by reusing his existing valve but upgrading the actuator to state of the art technology.

Valve Automation Update

FlowTek Advanced V-Control Ball Valves

April 21, 2015

FlowTek Advanced V-Control Ball Valves

The FlowTek Advanced V-Control ball valves offer precision control and a bubble-tight zero-leakage shutoff. The 1/4-turn V-ball design enables the valve to have a high flow capacity and a fast response time while also being more compact, cost efficient, and of a reduced weight. The V-Control valve can also handle fluids that contain fibers and solids.

Valve Automation Update

Failsafe Electro-hydraulic Valve

April 16, 2015

Failsafe valve

This is a photo of our customer discussing the variety of failsafe control options available to use with this new spring fail electro hydraulic unit. The unit is ready for shipping to his production area.

Valve Automation Update

Bray 3A/3AH Resilient Seated Butterfly Valve

April 08, 2015

Bray 3A/3AH Resilient Seated Butterfly Valve

The Bray 3A/3AH resilient seated butterfly valve series provides a bonded seat design that completely isolates the media from the body while also lowering torque requirements. Available seat materials include bonded BUNA-N, bonded EPDM, and Bonded FKM. Discs are available as coated ductile iron, aluminum bronze, and stainless steel. The temperature range is -20F to 400F, and with a bubble-tight shutoff to 250psi.

Valve Automation Update

ITT Fabri-Valve C37L Lined Knife Gate Valve

April 01, 2015

ITT Fabri-Valve C37L Lined Knife Gate Valve

ITT lined Fabri-Valves are tested for vacuum leaks during manufacture. The Fabri-Valve C37L lined knife gate valve provides the corrosion resistance of stainless steel while offering the economy of cast iron bodies that are lined with your choice of 304, 316, or 317L stainless steel. Numerous available options include epoxy coatings, electric actuators, 'D' ring seats, and deflection cones.