ES-1316 Rev.7
VA
Plug-in Signal Conditioners M-UNIT
50 mA OUTPUT TRANSMITTER
(non-isolated)
Functions & Features
• Converting a DC input into a 10 – 50 mA DC signal
• High-density mounting
Typical Applications
• Interfacing between 10 – 50 mA and 4 – 20 mA systems
MODEL: VA-[1]-[2][3]
ORDERING INFORMATION
• Code number: VA-[1]-[2][3]
Specify a code from below for each of [1] through [3].
(e.g. VA-6-B/Q)
• Special input range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01/S01)
[1] INPUT
Current
A
: 4 – 20 mA DC (Input resistance 250 Ω)
A1
: 4 – 20 mA DC (Input resistance 50 Ω)
B
: 2 – 10 mA DC (Input resistance 500 Ω)
C
: 1 – 5 mA DC (Input resistance 1000 Ω)
D
: 0 – 20 mA DC (Input resistance 50 Ω)
E
: 0 – 16 mA DC (Input resistance 62.5 Ω)
F
: 0 – 10 mA DC (Input resistance 100 Ω)
G
: 0 – 1 mA DC (Input resistance 1000 Ω)
H
: 10 – 50 mA DC (Input resistance 100 Ω)
Z
: Specify current (See INPUT SPECIFICATIONS)
Voltage
1
: 0 – 10 mV DC (Input resistance 10 kΩ min.)
2
: 0 – 100 mV DC (Input resistance 100 kΩ min.)
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.)
0
: Specify voltage (See INPUT SPECIFICATIONS)
OUTPUT
Current
10 – 50 mA DC (Load resistance 300 Ω max.)
[2] POWER INPUT
AC Power
B
: 100 V AC
C
: 110 V AC
F
: 120 V AC
G
: 200 V AC
H
: 220 V AC
J
: 240 V AC
[3] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
TERMINAL SCREW MATERIAL
/S01
: Stainless steel
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals
Screw terminal
: Chromated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input or output to power
Overrange output
: Approx. -10 to +120 % at 100 Ω load
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
INPUT SPECIFICATIONS
■
DC Current
:
Shunt resistor attached to the input terminals (0.5 W)
Specify input resistance value for code Z.
■
DC Voltage
: -300 – +300 V DC
Minimum span
: 10 mV
Offset
: Max. 1.5 times span
Input resistance
Span 10 – 100 mV : ≥ 10 kΩ
Span 0.1 – 1 V : ≥ 100 kΩ
Span ≥ 1 V : ≥ 1 MΩ
INSTALLATION
Power input
•
AC
: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 3 VA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Weight
: 400 g (0.88 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (0 – 90 %)
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 1000 V AC @ 1 minute
(input or output to power)
2000 V AC @ 1 minute (input or output or power to ground)
EXTERNAL DIMENSIONS unit: mm [inch]
TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM