Alco Manifold and Gauge Valves

3 Valve Manifold Remote Mounted / Pipe-to-Pipe6,000 psi and 10,000 psi Rated 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. The unique anti-rotational cam locking device is an addition safety feature of the range. 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 centres to correspond with transmitter connections.

6,000 psi and 10,000 psi rated 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.

Threaded connections (Pipe-to-Pipe) 6,000psi (414bar)and 10,000psi (670bar)rated. 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 anti-rotational 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. Other options such as anti-tamper locking device/s, hand wheel/s, soft tips for gas services also apply.

3VBD Series Manifold Compact Block Body Design 6,000 psi and 10,000 psi Rated 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.

3VBDD Series Instrument Manifold * 54MM (2-1/8") X 1/2" NPT Female * Angled heads / valves for D.P. clearance and ease of use 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 19213 mounting specification in the 100 bar (1,500 psi) or 420 bar (6,000 psi). Variuos options are available including locking facility, metering tip option, softe delrin tip, Monel K500 tip etc.

Direct Flange Mounted (T Section) 3 Valve Manifold 6,000 psi rated 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.

5 Valve H Section Instrument Manifold Direct Mount 5VHD Series Instrument Manifold Range 6,000psi (414bar) rated Direct 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. All additional porting supplied plugged as standard. Certain options are available such as locking devices, high temperature option (570°C) or hand wheel operation. Can be supplied to DIN 19 213 mounting specification in the 100 bar (1,500 psi) or 420 bar (6,000 psi).

5VBM Series Instrument Manifold Direct Mount 5 Valve Manifold 6,000 psi rated 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. No additional fitting or brackets required, the manifold supports the instrument. Supplied with bolt pack and spare seals as standard. Certain options such as locking devices and hand wheels etc are available.

5 Valve Instrument Manifold - Block Type 5VBDD Series Instrument Manifold Direct Mount 5 Valve Manifold 6,000 psi rated 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. Most standard options such as locking devices are available. Mounting holes as standard (for wall or bracket mounting). All additional ports supplied plugged. Comes with bolt pack and spare seals. Can be supplied tp DIN 19 213

5VBD Series Manifold 6,000 psi (414 bar) rated Direct style block mounted five-valve manifold, instrument mount to pipe connection. 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 direct mount (54mm centres) with 2 x 1/4” plugged vent port supplied plugged. This slim, compact valve Incorporates 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.

5VR Series Instrument Manifold * Remote mounted, pipe to pipe configuration * 6,000psi Rated 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.

5VD Series Manifold Direct Flange Mounted (T Section) 5 Valve Manifold 6,000 psi (414bar) rated T Section body 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. 

Bolt Pack and Spares Seals for Direct Mounted Manifolds Spare bolt and seal packs Bolting is supplied in carbon steel as standard with the option of stainless steel bolting available for corrosive of offshore services. 2 - Valve manifold kits are supplied with 2 x Bolts and 2 x seals 3 & 5 valve kits have 4 x bolts and 4 x seals. If spare PTFE seal alone is required order part number MFP10030.

Isolation needle valve with integral venting facility (option -V). Valve shown Part No. N4NS-1M-V. Adapted from the precision made ‘N’ series, single isolation hand valve utilising metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. The “N” series also offers non-rotating hardened tip for extended service life. The unique anti-vibration cam locking device at the body bonnet connection is for extra safety. Working pressures are 6,000 psi and 10,000 psi. Maximum working temperature up to 230°C and up to 570°C with GP option at reduced pressure. Manufactured in 316 S11 stainless steel as standard. Certain exotic materials such as Duplex, Hastalloy, inconel, Ziconium, Ali-Bronze or Titanium are also available.

Gauge isolation and integral vent valve and 1/4" female threaded vent port. Rated 6,000psi (414bar and 10,000psi (670bar). Valve shown Part No. N4NS-1M-12N-V Adapted from the standard precision made ‘N’ series, single isolation hand valve that utilises metal to metal seat and body to bonnet connection for superior, bubble tight sealing capabilities at both extreme pressures and temperatures. The “N” series also offers non-rotating hardened tip for extended service life. The unique anti-vibration cam locking device at the body bonnet connection is for extra safety. Working pressures are 6,000 psi and 10,000 psi. Maximum working temperature up to 230°C and up to 570°C with GP option at reduced pressure.