·Some details are not shown. Please refer to specification sheets for all information.

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 M-System's 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 %)
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
  EN 50581

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.