Economical transmitters of the L Series are primarily optimized for ambient room conditions and are very well suited to help control energy costs in HVAC and building automation applications.
Designs available: Duct version, Wall mounting, Rod-shaped, Room version
• IP 65 with PTFE sintered filter ZE05
• Sensor tube Ø 12 mm
• Output signals available:
• RS232 or RS485 MODBUS RTU
• Operating voltage: 6…30 V DC
Special version: sealing against vibrations or condensation
Accuracy:
Humidity: ± 3% rh 30…80 % rh at 10…40 °C
Temperature ± 0,8 K 10…40 °C
Economical transmitters of the L Series are primarily optimized for ambient room conditions and are very well suited to help control energy costs in HVAC and building automation applications. Thanks to their high-quality manufacturing, these transmitters can also be used in industrial settings under moderate conditions.
| Measuring medium | air, pressureless, non-aggressive, non-condensing |
| Min. air speed | 0.5 m/s |
| Operating temperature | -40…+80°C |
| Storage temperature | -40…+85°C |
| Degree of protection of measuring head | |
| with protective basket ZE07 | IP00 |
| with membrane filter ZE08 | IP30 |
| with PTFE sintered filter ZE05 | IP65 |
| Degree of protection housing | IP65 |
| Material of housing | PC (light grey / white) |
| Humidity | |
| sensing element | calibrated sensor chip calHT |
| output range | 0…100 %rh |
| accuracy | 30…80 %rh at 10…40°C ±3 %rh < 30 %rh or > 80 %rh at 10…40°C ±5 %rh |
| Influence of temperature < 10°C or > 40°C typ. ±0.06 %rh/K | |
| Temperature | |
| sensing element | calibrated sensor chip calHT |
| output ranges | -40…+85°C |
| Accuracy | |
| at 10…40°C | ±0.8 K |
| <10°C and >40°C | see diagramm |
| Electrical data | |
| Power supply, external | 6…30 VDC |
| Max. transfer distance RS232/RS485 | 15m/1000 m |
| Consumption of electronics | < 1,0 mA |
| Directive about electromagnetic compatibility 2014/30/EU | |
| DIN EN 61326-1 | issue 07/13 |
| DIN EN 61326-1-2-3 | issue 07/13 |
Economical transmitters of the L Series are primarily optimized for ambient room conditions and are very well suited to help control energy costs in HVAC and building automation applications.
Pressure measuring range: 50 mbar … 1000 bar, Accuracy: ≤ ± 0.10 / 0.05 % FS, Operating temperature: -40 … 125°C, rocess temperature: -40 … 150°C
The ATM.1ST is an electronically compensated pressure transmitter providing a 2-wire, 4-20mA analog output. The transmitter offers accuracies of ≤ 0.05%FS or ≤ 0.1%FS including linearity, hysteresis, repeatability, zero and span setting errors.
Pressure measuring range: 100 mbar … 1000 bar, Static accuracy available of 0.2 % FS, Hysteresis and repeatability better than 0.01 % FS
