Kobold NBK-ATEX, Operating Instructions Manual

Page: 18 / 57

NBK-03 to -33 ATEX
page 18 NBK-03 to -33 ATEX K10/0322
11. Technical Information
Process Connection: flange DIN EN 1092-1, type 11, form B,
DN 15, DN 20, DN 25, DN 32
DN 40, DN 50,
Flange ASME B 16.5 RF-2009
½”, ¾”, 1”, 1¼”, 2”
R-Thread DIN EN 10226-1
½“, ¾”, 1”, 1¼”
NPT ANSI/ASME B1.20.1
½“, ¾”, 1”, 1¼”
Bypass tube: Ø 60,3 mm, 1.4571 (NBK-03/.../10)
Ø 71,0 mm, 1.4571 (NBK-31)
Ø 76,1 mm, 1.4571 (NBK-32/33)
NBK-03,-06,-07: flat gasket: <200 °C: PTFE;
≥
200 °C: Klinger SIL
®
NBK-10: reinforced graphite
NBK-31/32/33: RTJ-seal
Operating pressure: PN 16/40/63/100/160/250/320
Operating temperature: -40 °C...+400 °C (ceramic rollers)
-20...+120 °C (POM rollers)
-104...+200 °C (ball display)
-60...+100 °C (NBK-31, -32, -33)
Viscosity: max. 200 mm 2 /s standard
(Option: up to max. 460 mm
2
/s for NBK-03)
Max. measuring length: up to 5500 mm: single-part,
longer two-part or multipart
Overall length: see dimension drawing
Roller display RP (max. length 5500 mm)
Material roller: POM
Display glass: PMMA
Carrier frame material: Aluminium, black anodised
Operat. temperature: -20 °C...100 °C
Protection: IP54
Approval: ATEX
Roller display RK (max. length 5500 mm)
Material roller: Ceramic
Display glass: Borosilicate glass
Carrier frame material: Aluminium, black anodised
Operat. temperature: -40 °C...400 °C
Protection: IP54
Approval: ATEX