Sample gas pumps 

P-280 | P-400 | P400-2

Sample gas pumps suck the sample gas from the sampling point to the conditioning system and the analyser. It is extremely resistant against aggressive sample gas. Sucking of sample gas with condensate is possible.

DOWNLOAD Specification sheet:

robecco Messgaspumpen | sample gas pumps P-280 / P-400 / P400-2

Sample gas pump P-280

Requires little space
Easy to replace valves
Adjustable needle valve as Bypass valve (optional)
Single-piece bellows
Sucks sample gas with condensate
115 V-Version FM C-US approval (optional)
Mounting bracket and set of vibration absorber
is included

Sample gas pump P-400

simple, robust construction
Easy to replace valves
Adjustable needle valve as Bypass valve (optional)
Single-piece bellows
Sucks sample gas with condensate
115V-version FM C-US approval optional
Mounting bracket and set of vibration absorber
is included

Sample gas pump P-400-2

simple, robust construction
Easy to replace valves
Adjustable needle valve as Bypass valve (optional)
Single-piece bellows
Sucks sample gas with condensate
115V-version FM C-US approval optional
Mounting bracket and set of vibration absorber is included

Technical Data Sample gas pump P-280

Nominal voltage / Power input
230 V 50 Hz, 0,48 A
115 V 60 Hz, 0,84 A (optional)
24 V DC, 0,8 A (optional)
Protection class
mechanical IP 20
Materials in contact with media
PVDF

Weight (without accessories)
ca. 1,3 kg
Ambient temperature
max. 50 °C
Medium temperature
max. 70 °C

Nominal output: 280 l/h
Dimensions WITH ACCESSORIES
(Mounting accessories and tube fitting)
w 85 mm x h 175 mm x d 186 mm

Technical Data Sample gas pump P-400

Nominal voltage / Power input
230 V 50/60 Hz. 0,85/0,8 A
115 V 50/60 Hz. 1,7/1,6 A (optional)
400 V 50/60 Hz. 0,5/0,43 A (optional)
Protection class
mechanical IP 20
Materials in contact with media
depending on the configuration: PVDF
Weight (without accessories)
ca. 6,5 kg
Ambient temperature
max. 60 °C
Medium temperature
Valve PTFE/PVDF max. 100 °C
Valve PTFE/PEEK max. 160 °C optional
Nominal output: 400 l/h
Dimensions WITH ACCESSORIES
(Mounting accessories and tube fitting)
w 130 mm x h 262 mm x d 302 mm

Technical Data Sample gas pump P-400-2

Nominal voltage / Power input
230 V 50/60 Hz. 1,75/1,45 A
115 V 50/60 Hz. 3,5/2,9 A (optional)

Protection class
mechanical IP 20
Materials in contact with media
depending on the configuration: PVDF
Weight (without accessories)
ca. 12,5 kg
Ambient temperature
max. 60 °C
Medium temperature
Valve PTFE/PVDF max. 100 °C
Valve PTFE/PEEK max. 160 °C optional
Nominal output: 2×400 l/h
Dimensions WITH ACCESSORIES
(Mounting accessories and tube fitting)
w 331 mm x h 276 mm x d 215 mm

Feed curve sample gas pump P-280

Sample gas pump P-280

Feed curve sample gas pump P-400

Sample gas pump P-400

Feed curve sample gas pump P-400-2

Sample gas pump P-480

Order numbers

Sample gas p. P-280, 230V with accessories:R000130
Sample gas p. P-280, 115V with accessories:R001889
wear parts:
SET Inlet/outlet valve for P-280:R000912
Bellow P-280:R000913
Set of valves/eccentric for P-280:R000911

Order numbers

Sample gas p. P-400, 230V with accessories:R001286
Sample gas p. P-400, 115V with accessories:R001395
wear parts:
1/4″ DN4/6 screw in connection:R000582
Inlet/outlet valve 400:R000220
Bellow 400:R000221
Set of valves/eccentric 400:R001542

Order numbers

Sample gas p. P-400-2, 230V with accessories:R001287
Sample gas p. P-400-2, 115V, with accessories:R001370
wear parts:
Set Inlet/outlet valve for P-400:R000220
Bellow P-400:R000221
Set of valves/eccentric P-400:R001542