ES-3318 Rev.5
TVS
Super-mini Two-wire Signal Conditioners T-UNIT
SIGNAL TRANSMITTER
(isolated)
Functions & Features
• Converting a DC input into an isolated 4 – 20 mA DC signal
• Monitor terminals
• High-density mounting
Typical Applications
• mV, voltage and current scaling
MODEL: TVS–[1]
ORDERING INFORMATION
• Code number: TVS-[1]
Specify a code from below for [1].
(e.g. TVS-6)
• Special input range (For code 0)
[1] INPUT
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 (0 % or 50 % input must be equal to 0 V.)
GENERAL SPECIFICATIONS
Construction
: Stand-alone; terminal access at the front
Connection
: Euro type terminal
(applicable wire size: 0.25 to 1.5 mm
2
, stripped length
7 mm)
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
INPUT SPECIFICATIONS
Input
: -300 – +300 V DC
Minimum span
: 10 mV
Input resistance
(Input Span: Input Resistance)
10 – 100 mV: ≥ 10 kΩ
0.1 – 1 V: ≥ 100 kΩ
≥1 V: ≥ 1 MΩ
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 – 28 V DC
Operating temperature
: -5 to +60°C (23 to 140°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail
Weight
: 120 g (0.26 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 %
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (0 – 90 %)
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 500 V AC @ 1 minute (input to output)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM