Versatility and adaptability with the SP-1 and SP-2 Sample Probes

SP-1 Sample Probe

The Welker SP-1 Sample Probe is designed to extract a sample of the fluid in a process from a designated point in the process. The SP-1 series sample probe is supplied as a probe with a specified process connection.

SP-2 Sample Probe

The Welker SP-2 Sample Probe is ideal for use in your spot sampling, composite sampling, chemical injection, liquid extraction, or attachment insertion applications. In addition, Welker SP-2 probes can be integrated easily into almost any custom project via flanged or NPT connections. Our probes are available in multiple lengths and seal materials to suit your application.

Sp 1 and Sp 2 sample probes Specifications

Technical data (SP-1)
Value (SP-1)
Materials of Construction
316/316L Stainless Steel
Pipeline Connection
1/2″ MNPT
3/4″ MNPT
1″ MNPT
2″ MNPT
Outlet Connection
1/4″ NPT With NV-2 Large Ported Valve
Probe Length
8″
Operating Pressure
1/2″ MNPT: 7700 psig @ -50 °F to 300 °F
3/4″ MNPT: 7300 psig @ -50 °F to 300 °F
1″ MNPT: 5300 psig @ -50 °F to 300 °F
2″ MNPT: 3900 psig @ -50 °F to 300 °F
Technical data (SP-2)
Value (SP-2)
Materials of Construction
316/316L Stainless Steel, PTFE, Viton®
Pipeline Connection
½” MNPT
¾” MNPT
1” MNPT
Outlet Connection
¼” NPT With NV-2 Large Ported Valve
Probe Length
8″
Operating Pressure
6000 psig MAOP @ -20 °F to 120 °F (1/2″ MNPT & 3/4″ MNPT)
5350 psig MAOP @ -20 °F to 120 °F (1″ MNPT)