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Manifolds Inicio / Productos / Manifolds / |
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Manifold Valves NVDM |
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Description The Alco NVDM compact, integral needle valve type, high integrity distribution manifolds come in our standard configuration (shown below) or to client specifications. NVDM can be supplied with up to 20 take-off valves. Inlet and drain connections can be made to specification, this includes flanges i.e. 150 lbs. RF socket / butt weld, threaded or even compression type tube connectors. M10 base mounting holes are supplied as standard to make installation easier. Take off connections are 1/4” or 1/2” in size. Working pressures range from vacuum up to 6,000 psi & 10,000 psi. Valve orientations come in 3 formats type A, B or C for ease of use and maximise space envelope utilisation and operator access.
Features Maximum temperature 230°C (570°C with GP option). Base mounting holes to allow fixing to enclosure or mounting boss. Repair / service kit available to extend field life further. Full material traceability. 100% Hydrostatic testing. High Pressure (up to 10,000 psi). |
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U2VR Series |
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2 Valve Manifold 6,000 psi and 10,000 psi rated Description The two-valve isolating and venting manifold used mainly in gauge and static instrument applications such as pressure switches, pressure transmitters and manometers. The manifold will isolate instrumentation from the process and allow venting of the instrument for calibration / removal from the circuit without effecting the process / application and or recovery of a sample etc. Standard 1/2” inlet x 1/2” outlet with a 1/4” vent port supplied plugged as standard for safety. Incorporated are all the standard long service life features of the standard ‘N’ series needle valve, multi-ring piston style packings, back sealing facility. Safe antirotational cam locking device. Most standard options such as locking devices are available. Mounting holes supplied as standard for pipe or wall mounting to suit quick installation.
Features Temperature rating -50°C to 230°C (570°C with GP option). Accurate and fine control of venting. l Repair / service kit available to extend field life further. Ingress seals fitted as standard. Mounting holes as standard to allow for fixing to pipe stands or enclosures. 100 % Hydrostatic testing. |
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U2VG Series |
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In-line 2 Valve Manifold 6,000 psi and 10,000 psi rated Description The ‘2VG’ series 2 valve gauge manifold offering single process isolation and controlled venting. Unlike the ‘2VR’ series, the ‘2VG’ series can be offered with male inlet and female outlet connections. Available 6,000 psi and 10,000 psi versions, a slim-line and compact 2 valve manifold (vent port plugged as standard).The ‘2VG’ series, utilises metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. The "2VG" series also offers non-rotating hardened tip for extended service life. The unique anti-vibration cam locking safety device at the body bonnet connection is for extra safety. Maximum working temperature up to 230°C and up to 570°C with -GP option at reduced pressure. Many options available including hand wheels and locking devices.
Features Temperature rating -50°C to 230°C (570°C with GP option). Repair / service kit available to extend field life further. 2” and 4” extended versions are available. i.e. 2VG4NS – Ext. 2” = 2” Extended 2VG4NS – Ext. 4” = 4” Extended. Full material traceability. |
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2VBD Series |
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Direct Mount 2 Valve Manifold 6,000 psi and 10,000 psi rated Description Two valve direct mount manifold, designed for use with pressure transmitters. The manifold will isolate instrumentation from the process and allow venting of the instrument for calibration / removal from the circuit without effecting the process / application and or recovery of a sample etc. This compact unit offers single isolation, and vent / test facility. Vent port 1/4” NPT (vent port plugged as standard for safety). Supplied with bolt pack and seal as standard. The 2VBD can be supplied with additional tapped holes in it’s base for mounting purposes. Other options apply such as anti-tamper, lockable vent valve.
Features Temperature rating -50°C to 230°C (570°C with GP option). High temperature version up to 570°C with graphoil option (-GP). Valve flow can be reversed so as calibration can take place in situ. Ingress seals fitted as standard. Full material traceability. |
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2VBM Series Base Mounted |
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Description Two valve direct mount manifold for base mounting to an enclosure or mounting plate, designed for use with pressure gauge transmitter. The manifold will isolate the instrumentation from the process and allow safe venting of the instrument for calibration / removal from the circuit without effecting the process / application and or recovery of a sample etc. This compact unit offers single isolation, and vent / test facility. Vent port supplied 1/4” NPT (vent port plugged as standard for safety). Being base mounted facilitates quick and easy installation of the instrument. No additional fitting or brackets required, the manifold supports the instrument. Supplied with bolt pack and seal as standard.
Features Bubble tight metal to metal seat for positive shut off. l All valves have 2-piece non-rotating hardened (17-4PH) tip for first time seal. Every time. Temperature rating -50°C to 230°C (570°C with GP option). High temperature version up to 570°C with graphoil option (-GP). Pressure responsive multi-ring / piston packing for compression and pressure dynamic sealing. Metal to metal body bonnet seal for high pressure and high temperature sealing. |
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3VR Series |
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Description The three-valve isolation manifold remote mounted (pipe to pipe). Used mainly in differential pressure transmitters and static instrument applications. The 3VR has two process isolation valves and one equalisation valve to equalise the two sides. Standard 1/2” inlet x 1/2” outlet. Incorporated all the standard long service life features of the standard “N” series needle valve, multi-ring piston style packings, back sealing facility. Safe anti-rotational cam locking device. Most standard options such as locking devices are available. Mounting holes supplied as standard for wall or bracket mounting. Process and instrument sides are both on 54mm
Features Temperature rating -50°C to 230°C (570°C with GP option). Ingress seals fitted as standard. Available in 316 Stainless Steel, Monel, Duplex & other exotic materials. Mounting holes as standard to allow for fixing to pipe stands or enclosures. 100 % Hydrostatic testing |
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3VBD Series |
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Description Direct mounted three-valve manifold, instrument mount to pipe connection. Offering two isolation valves, and one equalising valve for differential pressure transmitter or static instrument applications. Supplied with bolt pack and spare seals as standard. This slim, compact 3-valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block that mounts directly to an instrument.
Features Temperature rating -50°C to 230°C (570°C with GP option). High temperature version up to 570°C (-GP) Available in 316 Stainless Steel, Monel, Duplex & other exotic materials. Base mounting holes to allow fixing to enclosure or mounting boss. |
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3VD Series |
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Description Direct mounted three-valve manifold, instrument mount to pipe connection. Having a “T” section body format allows reasonable space envelope between the instrument and process lines. The 3VD offers two isolation valves, and one equalising valve. Supplied with bolt pack and spare seals as standard. This slim, compact 3 valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block.
Features Temperature rating -50°C to 230°C (570°C with GP option). 54mm (2 1/8”) instrument centres. Unique bonnet locking cam. Full material traceability. 100% Hydrostatic testing |
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3VBM Series Base Mounted |
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Description Three valve direct mount manifold for base mounting to an enclosure or mounting plate, designed for use with pressure transmitter. The manifold will isolate the instrumentation from the process and allow safe equalisation between the high pressure and low pressure sides of the pipe-work arrangement without effecting the process / application. Being base mounted facilitates quick and easy installation of the instrument. No additional fitting or brackets required, the manifold supports the instrument. Supplied with bolt pack and seals as standard. The 3VBM can be supplied with additional steam trace porting. Other options are available such as locking / anti-tamper equalisation valve.
Features Pressure responsive multi-ring / piston packing for compression and pressure dynamic sealing. Metal to metal body bonnet seal for high pressure and high temperature sealing. Unique bonnet locking cam. No accidental removal of head unit, or loosening due to vibration. |
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5VR Series |
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Description Remote mounted, pipe to pipe configuration five valve manifold. Offering two isolation valves, two vent valves and one equalising valve. Used in differential pressure transmitters and static instrument applications. Standard 2 x 1/2” inlet x 2 x 1/2” outlet all on 54mm instrument centres with 2 x 1/4” plugged vent port supplied plugged. Incorporated all the standard long service life features of the standard N series needle valve, multi-ring piston style packings, back sealing facility. Safe anti-rotational cam locking device. Most standard options such as locking devices are available. Mounting holes supplied as standard for wall or bracket mounting. All additional ports supplied plugged as standard.
Features Temperature rating -15°C to 170°C (570°C with GP option). Available in 316 Stainless Steel, Monel, Duplex & other exotic materials. 54mm (2 1/8”) instrument centres. Full material traceability. |
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5VD Series |
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Description Direct mounted five-valve manifold, instrument mount to pipe connection. Having a “T” section body format allows a reasonable space envelope between the instrument and process lines. The 5VD offers two isolation valves, two vent valves and one equalising valve. Supplied with bolt pack and spare seals. This elongated 5 valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block. All additional porting supplied plugged as standard. Other options such as lockable vent valves & hand wheel are available.
Features Temperature rating -50°C to 230°C (570°C with GP option). Ingress seals fitted as standard. Direct mounting to instruments. Available in 316 Stainless Steel, Monel, Duplex & other exotic materials. Full material traceability. |
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5VBM Valve Base Mounted |
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Description Five valve direct mount manifold for base mounting to an enclosure or mounting plate, designed for use with pressure gauge transmitter. The manifold will isolate the instrumentation from the process and allow safe venting of the instrument for calibration / removal from the circuit without effecting the process / application and or recovery of a sample etc. This compact unit offers single isolation, and vent / test facility. Vent port supplied 1/4” NPT (vent port plugged as standard). Being base mounted facilitates quick and easy installation of the instrument.
Features Positive no slack stem action. Unique bonnet locking cam. Metal to metal body bonnet seal for high pressure and high temperature use. Temperature rating -50°C to 230°C (570°C with GP option). |
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3 Valve Manifold Block |
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Description Direct mounted three-valve manifold, instrument mount to pipe connection. Offering two isolation valves, and one equalising valve. Supplied with bolt pack and spare seals. This slim, compact 3 valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block. All additional porting supplied plugged as standard. Can be supplied to DIN 19 213 mounting specification in the 100 bar (1,500 psi) or 420 bar (6,000 psi).
Features Temperature rating -50°C to 230°C (570°C with GP option). Ingress seals fitted as standard. Repair / service kit available to extend field life further. Full material traceability. l 100% Hydrostatic testing. |
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5 Valve Manifold Block |
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Description Direct block mounted five-valve manifold, instrument mount to pipe connection. Offering two isolation valves, two vent valves and one equalising valve. Used mainly in differential pressure transmitters and static instrument applications. Standard 2 x 1/2” inlet x 2 x 1/2” outlet with 2 x 1/4” vent port supplied plugged. Incorporated all the standard long service life features of the standard N series needle valve, multi-ring piston style packings, back sealing facility. Safe anti-rotational cam locking device. Features Temperature rating -50°C to 230°C (570°C with GP option). High temperature version up to 570°C (-GP) Ingress seals fitted as standard. Repair / service kit available to extend field life further. Full material traceability. |
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3 Valve H Section Manifold |
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Description Direct mounted three-valve manifold, instrument mount to pipe connection. Having a “H” section body format allows compact space envelope between the instrument and process lines. The 3VDH offers two isolation valves, and one equalising valve. Supplied with bolt pack and spare seals. This slim, compact 3 valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block for direct mounting to a pressure instrument available flange mount connection x 1/2” NPT female or flange x flange configuration.
Features Temperature rating -50°C to 230°C (570°C with GP option). Full material traceability. 100% Hydrostatic testing. 54mm (2 1/8”) instrument centres, alternative instrument centres available. |
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5 Valve H Section Manifold |
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Description Direct mounted five-valve manifold, instrument mount to pipe connection. Having a “H” section body format allows compact space envelope between the instrument and process lines. The 5VDH offers two isolation valves, two vent valves and one equalising valve. Supplied with bolt pack and spare seals. This slim, compact 5 valve manifold offers all the features of Alco’s high integrity needle valve head design incorporated in one common instrument manifold block for direct mounting to a pressure instrument available flange mount connection x 1/2” NPT female or flange x flange configuration.
Features Temperature rating -50°C to 230°C (570°C with GP option). Available DIN style mounting: Form B1 = 100 bar (1,450 psi) Form B2 = 420 bar (6,000 psi) Full material traceability. 100% Hydrostatic testing. 2 1/8” (54mm) instrument centres, alternative instrument centres available. Material of construction can be supplied to meet the requirements of NACE MR-01-75. |
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