TM-2DLI 2-Wire Isolated Universal Transmitter
TM-2DLI 2-Wire Isolated Universal Transmitter
Universal Input, 4-20mA Output, Loop Powered, DIN Rail Mounting
What it does
- 2-wire universal transmitter (DIN-mount, isolated)
- Current, voltage, thermocouple, RTD and potentiometer input
- Loop powered, 4-20mA output
- LED indicator for error notification
- Potentiometer for fine offset adjustment of current output
Easy USB programming using Define ToolBox
- No power supply or calibrator required
- Uses the universal USB Bridge Key (sold separately) for PC connection
Try Before You Buy!
Use the product simulator inside our free ToolBox software to demo how this instrument works.
Bridge Key Required!
In addition to this software a Bridge Key is required for the configuration of this product.
You must order one unless you already have one from a previous product purchase.
Specifications
Universal Input
Configuration: 2 wire
Number of universal inputs: 1 isolated universal input, full input specifications below
Power
Power supply: 10.5-36V DC
Supply voltage sensitivity: <±0.005%/V FSO
General Specifications
Accuracy: ≤ ±0.1% of span
Accurate to: <±0.03% FSO typical
Ambient drift: <±0.003%/°C FSO typical
Isolation test voltage: Between input and output: 3750V AC for 1min
Noise immunity: 125dB CMRR avg (2.0kV DC limit)
RF immunity: <1% effect FSO typical
Maximum load: 1,200Ω (at 20mA with 36V input)
Linearization tables: 32-point flexible linearization available
Response time: 400msec typical (10-90% 300msec typical)
Thermocouple Input
Thermocouple types: B, E, J, K, N, R, S, T
Input impedance: 1MΩ min
T/C lead resistance: 100Ω max
Cold junction compensation: -4 to 194°F (-20 to 90°C)
CJC error: <±1°C
Accuracy: E, J, K, N, T: <±1°C. B, R, S: <±2°C
Ambient drift: E, J, K, N, T: <±0.05°C. B, R, S: <±0.2°C
Sensor break output drive: Function high upscale/low downscale
USB programmable zero: 0–±99% of the span
RTD Input
RTD input type: PT100 or PT1000 DIN 3-wire type (2-wire can be used with off set calibration)
Lead wire resistance: PT100: 10Ω/wire max. PT1000: 5Ω/wire max 0.02% FSO off set error per Ω of lead resistance.
Sensor current: 0.15mA nominal
Sensor break output drive: Function high upscale/low downscale
USB programmable zero: 0–±99% of the span
USB programmable span: –328 to 1562°F (–200 to 850°C)
Linearity (PT100): 0.02% FSO for span inputs ≤200°C. 0.1% FSO for span inputs ≤850°C
Linearity (PT1000): 0.02% FSO for span inputs ≤200°C. 0.2% FSO for span inputs ≤520°C
Other available RTD types: JIS, PT392, CN10
Current Input
USB programmable zero: 0–±99% of the span
Field programmable span: 1μA–24mA DC
Input impedance: 10Ω
Max over-range: 50mA DC continuous
Linearity & repeatability: <±0.02% FSO typical
Voltage Input
USB programmable zero: 0–±99% of the span
USB programmable span: 100mV to ±10V DC (bipolar)
Input impedance: 300kΩ min
Maximum over voltage: 60V DC continuous
Linearity & repeatability: <±0.02% FSO typical
Potentiometer Input
Potentiometer input: 3-wire potentiometer
Excitation voltage: 1.2V DC
Potentiometer resistance: 0–2KΩ low pot, 0–1MΩ high pot
Field programmable zero: 0–90% of the span
Field programmable span: 0.1–100%
Linearity & repeatability: <±0.02% FSO typical
Analog Output (Retransmission)
Analog output type: 4-20mA or 20-4mA (loop powered)
Output load resistance: 650Ω at 24V DC (50Ω/V above 10.5V DC)
Max output current: Limited to < 28mA (emission and immunity)
Programming
Define ToolBox: Simple programming using Define ToolBox (requires Bridge Key, sold separately)
Construction
Casing: 35mm DIN mount case
Dimensions (H x W x D): 3.11 x 0.79 x 2.68″ (79 x 20 x 68mm)
LED indication: Flashing=Normal, On=Fault
Potentiometer: For fine offset adjustment of current output
Environmental Conditions
Operating temperature: -4 to 185°F (-20 to 85°C)
Storage temperature: -4 to 185°F (-20 to 85°C)
Operating humidity: 5–85%RH max (non-condensing)
Certifications & Compliances
Casing: Panel mount case
EMC: EN61326 (Emissions); EN61326 (Immunity); EN61010-1 (Safety)
Documents
Software
Define ToolBox
Smart, simple software to program your non-Zen series products
Use Define ToolBox software to program your non-Zen series product via your PC. It configures:
- Merlin Universal Digital Indicator
- Twin Link Point-to-Point Wireless Transmitter Receiver
- All Define Instruments Transmitters (Javelin, TM-2DLI, TM-2HL, TM-2HLI, TM-4DPI)
ToolBox offers a simple interface for connecting to your compatible device, and a range of flexible configuration options, including an extensive library of pre-calibrated ranges and linearization tables for advanced scaling.
All prices are in US Dollars. For pricing in other currencies, please contact us.