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Communications
Description
Sensor typeCAN digital sensor
Inputs/Outputsx2 RJ11 6P4C ports
Daisy chainYes, daisy chain is possible for all CAN sensors.
Max. distance from the monitoring unit:225m
LED indicators:Red / Green (RUN/ERR)
Accuracy

T accuracy:±0.4 °C (max), –10 to 85 °C
RH accuracy:± 3% RH (max), 0–80% RH
Resolution0,1 °C
Environmental
Working temperature range:−40 to +125 °С operating range
Humidity operating range:0 to 95% RH operating range
Power Requirement
Power input:12V DC, 1A
Current consumption:1 Watt
Mechanics
Dimensions:68x47x26 mm
Packaging weight:160 g
Mounting options:Desktop, Wall mount
General
Manufactured in:Slovak Republic, European Union
Manufactured by:Vutlan s.r.o.
HS code:9025 11 800
Warranty:90 days

Physical description


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1. LEDs: "RUN" (green) - indicates appliance connection status that the appliance is correctly connected to the main module, "ERR" (red) - indicates error, the appliance lost connection to the main module.

2. "Humidity & temperature sensor" - Operating temperature: −40… +125°С; RH operating range: 0 to 100%; T accuracy: ±0.4°C in  –10 to 85 °C range; RH accuracy: ± 3% RH in  0 to 80% range.

3. "TR" - This switch should be turned to "ON" (down) position if the sensor is the last sensor in the CAN chain.

Example 1: We have 1 CAN sensor connected to the main module VT8101 on the CAN bus. In this case, this sensor is the only one and the last one in the CAN chain and its 2nd "TR" switch should be in the "ON" (down) position.

Example 2: We have 5 sensors or modules connected to the main module via the CAN bus. The sensor is not the last sensor in a chain, for example, it is located in the middle of teh chain. In this case, the "TR" switch must be in the "OFF" (up) position.

Example 2: We have 5 sensors or modules connected to the main module via the CAN bus. The sensor is  the last sensor in a chain. The "TR" switch must be in the "ON" (down) position.

4. "CAN" - two equivalent digital connectors RJ12 RJ11 6P4C for the connection to the master module, CAN sensors or CAN extensions on a CAN bus, with auto-sensing.

5. "FR" - memory switch, is required to reprogram the sensor (switch, remote from the CAN connectors). (Not installed for last models from 2016.!)

Note

Do not use DIP switch "FR" labled "1", it should always be OFF. If this switched is turned ON, the module will turn off. This switch is only needed for programming purposes

Drawings

View file
nameVT490 v14.2 DWGs.pdf
height250

Connecting the sensor

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Connecting CAN devices

Include Page
CAN devices connection
CAN devices connection

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