ES-7523 Rev.12
B3VS/2
Space-saving Two-wire Signal
Conditioners B3-UNIT
SIGNAL TRANSMITTER
(dual-channel output loop powered isolator)
Functions & Features
• Converts a DC input into an isolated 4 – 20 mA DC signal
• Dual channel
• Monitor terminals
• High-density mounting
MODEL: B3VS/2–[1][2][3]
ORDERING INFORMATION
• Code number: B3VS/2-[1][2][3]
Specify a code from below for each of [1] through [3].
(e.g. B3VS/2-A6/UL/Q)
• Special input range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01)
[1] CH. 1 INPUT
Current
A
: 4 – 20 mA DC (Input resistance 250 Ω)
B
: 2 – 10 mA DC (Input resistance 499 Ω)
C
: 1 – 5 mA DC (Input resistance 1000 Ω)
D
: 0 – 20 mA DC (Input resistance 250 Ω)
F
: 0 – 10 mA DC (Input resistance 499 Ω)
H
: 10 – 50 mA DC (Input resistance 100 Ω)
Z
: Specify current (See INPUT SPECIFICATIONS)
Voltage
3
: 0 – 1 V DC (Input resistance 1 MΩ min.)
4
: 0 – 10 V DC (Input resistance 1 MΩ min.)
5
: 0 – 5 V DC (Input resistance 1 MΩ min.)
6
: 1 – 5 V DC (Input resistance 1 MΩ min.)
4W
: -10 – +10 V DC (Input resistance 1 MΩ min.)
5W
: -5 – +5 V DC (Input resistance 1 MΩ min.)
0
: Specify voltage (See INPUT SPECIFICATIONS)
[2] CH. 2 INPUT
Same range availability as for Ch. 1.
[3] OPTIONS (multiple selections)
Standards & Approvals
blank
: CE marking
/UL
: UL approval, CE marking
Other Options
blank
: none
/Q
: Option other than the above (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 (UL not available)
GENERAL SPECIFICATIONS
Construction
: Small-sized front terminal structure
Connection
: Euro type connector terminal
(applicable wire size: 0.2 to 2.5 mm
2
, stripped length 8 mm)
Housing material
: Flame-resistant resin (gray)
Isolation
: Input to output; between channels
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
INPUT SPECIFICATIONS
■
DC Current
: Input resistor incorporated
Specify input resistance value for code Z.
(R ≤ 0.25 W ÷ [F.S. Current]
2
)
■
DC Voltage
: -100 – +100 V DC
(Max. voltage across the input terminals:
70 V for conform with EU Directive; 60 V for UL approval)
Minimum span
: 1 V
Offset
: Max. 1.5 times span
Input resistance
:
Span 1 – 2 V: ≥ 1MΩ
Span ≥ 2 V: ≥ 1MΩ
(≥ 80 kΩ with no supply voltage)
OUTPUT SPECIFICATIONS
Output
: 4 – 20 mA DC
Load resistance vs. supply voltage:
Load Resistance (Ω) = (Supply Voltage (V) – 12 (V)) ÷ 0.02 (A) (including leadwire resistance)
INSTALLATION
Supply voltage
: 12 – 45 V DC
Operating temperature
:
-40 to +85°C (-40 to +185°F)
Max. 55°C (131°F) for UL approval
Operating humidity
: 0 to 95 %RH (non-condensing)
Mounting
: DIN rail
Weight
: 110 g (0.24 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 %
Temp. coefficient
: ±0.02 %/°C (±0.01 %/°F)
Response time
: ≤ 0.1 sec. (0 – 90 %)
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
:
2000 V AC @1 minute (input to output to ground)
2000 V AC @1 minute (between channels)
STANDARDS & APPROVALS
EU conformity
:
EMC Directive
EMI EN 61000-6-4
EMS EN 61000-6-2
RoHS Directive
Approval
:
UL/C-UL general safety requirements
(UL 61010-1, CAN/CSA-C22.2 No.1010-1)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM