ES-2919 Rev.1
17VK
Rack-mounted Power Transducers 17-RACK
SIGNAL CONVERTER
(fast response)
Functions & Features
• Converting a DC input into a standard process signal
• Isolation between input and output
Typical Applications
• Isolation between control room and field instrumentation
MODEL: 17VK–[1]6–R
ORDERING INFORMATION
• Code number: 17VK-[1]6-R
Specify a code from below for [1].
(e.g. 17VK-26-R)
• Special input range (For codes Z & 0)
[1] INPUT
Current
A
: 4 – 20 mA DC (Input resistance 250 Ω)
D
: 0 – 20 mA DC (Input resistance 50 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.)
0
: Specify voltage (See INPUT SPECIFICATIONS)
OUTPUT
Voltage
6
: 1 – 5 V DC (Load resistance 2000 Ω min.)
POWER INPUT
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
GENERAL SPECIFICATIONS
Construction
: Rack-mounted; terminal access via screw terminals on the front and connector on the rear; terminal cover provided
Connection
:
Input
: M3.5 screw terminals (torque 0.8 N·m)
Output
: Connector
Power input
: Supplied from connector
Screw terminal
: Nickel-plated steel
Isolation
: Input to output to power
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 ≤ 2 W ÷ [F.S. Current]
2
)
■
DC Voltage
: 0 – 300 V DC
Minimum span
: 3 mV
Offset
: Max. 1.5 times span
Input Resistance
Span 3 – 10 mV : ≥ 10 kΩ
Span 10 – 100 mV : ≥ 10 kΩ
Span 0.1 – 1 V : ≥ 100 kΩ
Span ≥ 1 V : ≥ 1 MΩ
OUTPUT SPECIFICATIONS
With the input voltage code 3, 4, 5, 6 and current, the output goes below 0 % when the input is open.
INSTALLATION
Current consumption
: Approx. 35 mA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 40 to 85 % RH (non-condensing)
Mounting
: Standard Rack 17BXE
Weight
: 150 g (0.33 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.3 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: Approx. 25 msec. (0 – 90 %)
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 1500 V AC @ 1 minute
(input to output or power)
500 V AC @ 1 minute (outut to power)
1500 V AC @ 1 minute (input or output or power to ground)
DIMENSIONS unit: mm (inch)
TERMINAL ASSIGNMENTS
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM