ES-1519 Rev.10
B5SN
Super-mini Two-wire Terminal Block
Signal Conditioners B5-UNIT
INPUT LOOP POWERED ISOLATOR
Functions & Features
• Input-loop-powered design eliminates need for an output loop power supply
• 350 Ω output drive
• High-density mounting
MODEL: B5SN–AA[1]
ORDERING INFORMATION
• Code number: B5SN-AA[1]
Specify a code from below for [1].
(e.g. B5SN-AA/Q)
• Specify the specification for option code /Q
(e.g. /C01)
INPUT
Current
A
: 4 – 20 mA DC
OUTPUT
Current
A
: 4 – 20 mA DC
[1] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
GENERAL SPECIFICATIONS
Construction
: Terminal block
Connection
: M3.5 screw terminals (torque 0.8 N·m)
Screw terminal
: Nickel-plated steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output
Zero adjustment
: -0.5 to +0.5 % (front)
Span adjustment
: 98.5 to 101.5 % (front)
INPUT & OUTPUT
• Input 4 – 20 mA DC / Output 4 – 20 mA DC
Equivalent input impedance
: 230 Ω plus load resistance
with 20 mA input
Operational range
: 3 – 22 mA DC
(Accuracy is assured within 4 – 22 mA)
Load resistance
: 350 Ω maximum; min. 50 Ω required for adequate operation
INSTALLATION
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 0 to 90 %RH (non-condensing)
Mounting
: DIN rail
Weight
: 60 g (2.1 oz)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 %
Temp. coefficient
: ±0.02 %/°C (±0.01 %/°F)
Response time
: Approx. 15 msec. (0 – 90 %, 50 Ω load)
Load effect
: (factory-calibrated with 250 Ω load)
0.015 %/Ω (50 – 150 Ω)
0.003 %/Ω (150 – 350 Ω)
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
:
500 V AC @1 minute (input to output)
2000 V AC @1 minute (input or output to ground)
STANDARDS & APPROVALS
EU conformity
:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM