Kobold NBK-M User Manual

Economical Bypass Level Indicator Model NBK-M

NBK-M Bypass Level Gauge

Customer Name: ________________________________________________________________

Application Guide

Rev 09/2016

FAX to:
KOBOLD Instruments, Inc.
+1.412.788.4890 (USA)

+1.514.428.8899 (Canada)

Quotation #: _____________________________________ Part Number: ______________________________________________________________________

* Accurate process information is essential to ensure proper operation. Please fill out the form completely and submit with your order.

Company Name: ________________________________________________________________

Phone: ________________________________ Fax: ___________________________________

E-mail: __________________________________________ Date: ________________________

Design Conditions

1. Pressure: Normal: __________ PSIG Maximum: _________ PSIG

2. Temperature: Normal: __________°F Maximum: __________°F

3. Liquid Type: ______________________________________________

4. Liquid Specific Gravity at Normal Operating Temp: _____________ Maximum Temp: _____________

5. Liquid Viscosity at Normal Operating Temperature: __________________

Mounting Configuration

1. Measuring Length "M": ____________ Inches cm (M = Center to Center Length between Fittings)

2. Fitting SIze: 1/2" 3/4" 1"

3. Fitting Type: NPT Thread 150 LB ANSI Flange 300 LB ANSI Flange Other: _______________________

Options - Roller Indicator

None (Option "0") Polypropylene (250 °F Max. - Option "P") Ceramic (390 °F Max. - Option "K")

Options - Transmitter

None (Option "0") Resistive, 4-20mA, 2-wire (Option "M") Magnetostrictive, 4-20mA, 4-wire (Option "T")

Resistive, 0-5k Ohm (Option "W")

Options - Float Specific Gravity

1.0 - Liquid S.G. > 0.95, (Option "1") 0.8 - Liquid S.G. = 0.78 - 0.95, (Option "8")

Options - Additional

Vent Plug: 1/4" NPT (Option "S2") 1/2" NPT (Option "S3) PTFE Seal on the Bottom Flange (Option "W3")

Drain Plug: 1/4" NPT (Option "R2") 1/2" NPT (Option "R3") FFKM Seal on the Bottom Flange (Option "W4")

Drain Flange: ANSI 1/2" (Option "E3") ANSI 3/4" (Option "E4") *Engraved Level Measuring Scale, Max. Temp. 390 °F (Option "M1")

Drain Valve: 1/4" NPT (Option "L2") 1/2" NPT (Option "L3") *Laser Etched Level Measuring Scale, Max. Temp. 250 °F (Option "M2")

Upper Clean-out Flange (Option "J") *Specify: Inches cm *Specify: Left Side Right Side

Top & Bottom Flush Connections, 1/2" ANSI Flange (Option "H2") Digital and Bargraph Display model ADI-1V00 WF (Option "C")

FKM Seal on the Bottom Flange (Option "W1") Radiographic Weld Testing per DIN 54111 T1 (Option "P")

Silicone Seal on the Bottom Flange (Option "W2") Hydrostatic Testing at 1.5x Nominal Pressure (Option "X")

Options - Switches (Ordered as Separate Line Items)

Switches (SPDT): Quantity _______ Standard Switch, 212°F Max. (NBK-RM) High Temp. Switch, 390°F Max. (NBK-RT200M)

No responsibility taken for errors;

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subject to change without prior notice.