MODEL: B6U-B

B6U-B SPECIFICATIONS

ES-7453 Rev.29 Page 2/7

http://www.m-system.co.jp/

PACKAGE INCLUDES...

• Mounting screws

Bolt (M8 x 15): 4 pcs.

Spring washer for M8: 4 pcs.

Material: Stainless steel 304

• Mounting bracket set (option)

Mounting bracket: 1 pce.

M10 U-bolt: 2 pcs.

Nut for M10: 4 pcs.

Spring washer for M10: 4 pcs.

Material: Stainless steel 304

Applicable pipe: 1 1/2” min.; 2” max.

• LCD Angle Change Adaptor (for optional LCD display):

Adaptor plate: 1 pce.

Flat head screw (M4 x 10): 2 pcs.

GENERAL SPECIFICATIONS

Degree of protection: NEMA 4X, IP66/IP67

Wiring conduit: See ‘Ordering information.’

Electrical connection: M3.5 screw terminals (torque 0.8 N·m)

Materials

Transmitter housing: Flame-resistant resin (black)

Screw terminals: Nickel-plated brass

Enclosure: Diecast aluminium standard or stainless steel

casting (equivalent to type 316);

silver epoxy resin coating

Isolation: Input to output to outdoor enclosure

Burnout (T/C, RTD, Potentiometer & Resistance): Upscale,

downscale or no burnout selectable (standard: upscale);

Also detects wire breakdown and overrange input

exceeding the electrical design limit for DC input.

Cold Junction Compensation (thermocouple input): CJC

sensor incorporated

User-configurable items:

· Input sensor type

· Number of wires (RTD & resistance)

· Input range

· Inverted output

· Burnout

· Damping time (via HART only, standard: 0)

· Sensor calibration (via HART only)

· Output calibration

· Special linearization data (via HART only)

· HART communication mode

HART COMMUNICATION

Protocol: HART communication protocol

HART address range: 0 – 15 (factory set to 0)

Transmission speed: 1200 bps

Digital current: Approx. 1 mAp-p when communicating

Character format: 1 Start Bit, 8 Data Bits, 1 Odd Parity Bit,

1 Stop Bit

Distance: 1.5 km (0.9 miles)

HART communication mode: Master-Slave Mode and Burst

Mode (factory set to Master-Slave)

HART network mode: Point-to-Point Mode and Multi-drop

Mode; automatically set to Multi-drop Mode when the

address is set to other than 0.

LCD DISPLAY (option)

Features:

· Setting and display of input signals, engineering units and

the transmitter operating status, etc.

· Removable while the module is powered.

Display size: 36 × 20 mm (1.42” × 0.79”)

Characters

Color: Black

Format:

• 2 rows of 5 alphanumeric characters:

Top row: 7.4 mm high;

Bottom row: 6.5 mm high,

• Status indicators and engineering units

For detail of the LCD panel indication, refer to the

instruction manual.

Display range: -99999 to 99999

Decimal point: In top row

Read rate: 150 msec.

Back light: None

INPUT SPECIFICATIONS

The input type is factory-set to K thermocouple, and the

input range to 0 to 100°C.

See Table 1 for the available input type, the minimum span,

and the maximum range.

■ DC mV & V

Input resistance: ≥ 1 MΩ

■ Thermocouple

Input resistance: ≥ 1 MΩ

Burnout sensing: 130 nA ±10 %

■ RTD (2-wire, 3-wire or 4-wire)

Input resistance: ≥ 1 MΩ

Allowable leadwire resistance: Max. 20 Ω per wire

■ Resistance (2-wire, 3-wire or 4-wire)

Excitation: 0.2 mA ±10 %

Allowable leadwire resistance: Max. 20 Ω per wire

■ Potentiometer

Excitation: 0.2 mA ±10%

Allowable leadwire resistance: Max. 20 Ω per wire