The GESTRA Vaposcope® is a sight flow indicator specially designed for monitoring flow conditions in pipelines. The equipment is installed upstream of a steam trap and enables the user to evaluate the performance of the steam trap. The Vaposcope® is used for checking steam traps for banking up of condensate or steam loss.

• VK 14 sightglass PN 16.
• VK 16 sightglass PN 40.

Gestra vaposcope vk 14 vk 16 :
Use the sightglass only as sight flow indicator for monitoring flow in pipes. Use the equipment only
within the allowable pressure and temperature ratings and only if the chemical and corrosive influences
on the equipment are taken into account.

Safety note:

Installation, commissioning, retrofitting and maintenance work must only be performed by qualified staff who – through adequate training – have achieved a recognised level of competence. 

PED (Pressure Equipment Directive)

The equipment fulfills the requirements of the Pressure Equipment Directive PED 97/23/EC. For use with fluids of group 2. With CE marking (apart from equipment that is excluded from the scope of the PED as specified in section 3.3). 

ATEX (Atmosphère Explosible)

The equipment does not have ist own potential source of ignition and is therefore not subject to the ATEX Directive 94/9/EC. Applicable in Ex zones 0, 1, 2, 20, 21, 22 (1999/92/EC). The equipment is not Ex marked. 

Scope of supply

VK 14

1 Sightglass Vaposcope® VK 14

1 Installation manual

VK 16

1 Sightglass Vaposcope® VK 16

1 Installation manual

Technical Data 

Name plate / marking

The temperature/pressure ratings are indicated on the body or on the name plate. For more information see GESTRA technical documents such as data sheets and the Technical Information. The name plate or the body indicate the type and design:

• Name/logo of the manufacturer
• Type designation
• Pressure class PN or Class
• Material number
• Direction of flow
• Stamp on body e.g. specifies the quarter and the year of production (example: 1. th quarter 2009)

Gestra vaposcope vk 14 vk 16

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