MODEL: 6BFN
Field-mounted Two-wire
PACKAGE INCLUDES...
• Mounting screws
Signal Conditioners 6B-UNIT
Bolt (M8 x 15): 4
Spring washer for M8: 4
Material: Stainless steel 304
• Mounting bracket assembly (option):
Mounting bracket: 1
SQUARE ROOT EXTRACTOR
Functions & Features
• IP66 / IP67 housing enables field mounting
• Stainless steel field housing selectable
• Providing a 4 – 20 mA DC signal proportional to the root of
input signal from DP flowmeter
M10 U-bolt: 2
Nut for M10: 4
Spring washer for M10: 4
Material: Stainless steel 304
Applicable pipe: 1 1/2” min.; 2” max.
GENERAL SPECIFICATIONS
Degree of protection: NEMA 4X, IP66/IP67
Wiring conduit: See ‘Ordering information.’
Electrical connection: M3 screw terminals
(torque 0.6 N·m)
Materials
• Transmitter housing: Diecast aluminum
Screw terminals: Nickel-plated steel
• Enclosure: Diecast aluminum or stainless steel casting
(equivalent to type 316); silver color, epoxy resin coated
Isolation: Input or output to outdoor enclosure
Zero adjustment: 0 – 5 % (behind the access cover)
Span adjustment: 100 – 103 % (behind the access cover)
Low-end cutout: Approx. 10 % (output); curve
characteristics shown in the figure below
MODEL: 6BFN-0A[1][2][3]
ORDERING INFORMATION
• Code number: 6BFN-0A[1][2][3]
Specify a code from below for each of [1] through [3].
(e.g. 6BFN-0A0A1)
SAFETY APPROVAL
0: None
10%
6%
INPUT
A: 4 – 20 mA DC
0
1% INPUT
[1] WIRING CONDUIT
0: G 1/2
OUTPUT SPECIFICATIONS
Output: 4 – 20 mA DC
1: 1/2 NPT
2: M20 × 1.5
Voltage drop per loop: ≤ 5 V
3: PG 13.5
INSTALLATION
Supply voltage: Voltage required by differential pressure
[2] ENCLOSURE MATERIAL
A: Diecast aluminum
transmitter + 5 V
S: Stainless steel casting
Operating temperature: -5 to +70°C (23 to 158°F)
Weight:
[3] MOUNTING BRACKET
• Unit
0: Without
Approx. 1.5 kg (2.9 lb), aluminium
Approx. 4.2 kg (8.8 lb), stainless steel
• Mounting bracket assembly (option)
1: With
6BFN SPECIFICATIONS
ES-8895 Rev.1 Page 1/3
http://www.m-system.co.jp/