MODEL: B3HU
Space-saving Two-wire Signal
Conditioners B3-UNIT
RELATED PRODUCTS
• USB interface Bell202 modem (model: COP-HU)
Usable in ‘non-hazardous’ area only.
• Hand-held communicator
2-WIRE UNIVERSAL TEMPERATURE TRANSMITTER
(HART communication, intrinsically safe)
Functions & Features
(Consult HART Communication Foundation (HCF) web
site: www.hartcomm.org. )
• AMS (version 6.0 or higher)
• Universal input: mV, V, T/C, RTD, resistance,
potentiometer and DC voltage
• Simatic PDM (version 6.0 or higher)
• PC configurator software (model: B3HUCFG)
Downloadable at M-System’s web site.
• High accuracy
• HART communication
• Intrinsically safe approval
GENERAL SPECIFICATIONS
Construction: Small-sized front terminal structure
• Programming via hand-held communicator or via PC
• A wide variety of T/C and RTD types
• User’s temperature table can be used
• Self diagnostics
Connection: Euro type connector terminal
(Applicable wire size: 0.2 - 2.5 mm
2
(pin terminals: 0.2 - 1.5
mm ), stripped length 8 mm)
2
• Input-output isolated
Housing material: Flame-resistant resin (gray)
Isolation: Input to output
18 (.71)
Burnout (except DC voltage input): Upscale, downscale or
no burnout selectable (standard: upscale);
Also detects wire breakdown and overrange input
exceeding the electrical design limit for DC voltage input.
Cold junction compensation (T/C): CJC sensor (included) to
be attached to the input terminals
User-configurable items:
106
(4.17)
• Input sensor type
110.5
(4.35)
• Number of wires (RTD & resistance)
• Input range
mm (inch)
• Inverted output
• Burnout
• Damping time (via HART only, standard: 0)
• Sensor calibration (via HART only)
• Output calibration
MODEL: B3HU–[1]/A
ORDERING INFORMATION
• Code number: B3HU-[1]/A
• Special linearization data (via HART only)
• HART communication mode
Specify a code from below for [1].
(e.g. B3HU-0/A)
HART COMMUNICATION
• Use Ordering Information Sheet (No. ESU-7502). Factory
standard setting will be used if not otherwise specified.
• Specify the country in which the product is to be used with
the Safety Approval code 2.
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
[1] SAFETY APPROVAL
0: None
Distance: 1.5 km (0.9 miles)
1: FM intrinsically safe
2: ATEX intrinsic safety
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.
OPTIONS
CJC Sensor
/A: External Sensor (must be specified)
B3HU SPECIFICATIONS
ES-7502 Rev.14 Page 1/5
http://www.m-system.co.jp/