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Product Key

I

L Series digital

The 16 character alphanumeric order number for the desired type is composed of the order code listed below.

1

2

3

4

5 6

7 8

9 10

11  12 13

14 15 16

Series

Design

Physical outputs

Output signals 

Operating conditions / Special versions

Measured variable and output range 1

Measured variable and output range 2

Supply voltage

Measuring head / Filter / Diameter

Design description 

Technical Data

Options

Order Code

1

Series

I

L Series

L

2

Design

Duct version

K

Wall mounting

W

3

Physical outputs

Humidity and Temperature, dew point temperature (°C), enthalpy (kJ/kg), 
mixing ratio (g/kg), absolute humidity (g/m³) and wet-bulb temperature (°C)

K

4

Output signals

RS232 ASCII protocol

R

RS485 MODBUS RTU protocol

M

5 6

Operation conditions / 
special versions

Standard

00

Sealing against vibrations

 (optional)

0V

Sealing for increased requirements (e.g. condensation

, optional)

0S

7 8

output range 1

relative humidity and humidity dependant hx values

F1

9 10

output range 2

-40...85 °C

48

11

Supply voltage

5...30 V DC 

5

12 13

Measuring head / 

filter / diameter

ZE05:   PTFE sintered filter, 

Ø 12 mm

05

ZE07:  

protective cage, plastic, open, Ø 12 mm

07

ZE08:  

protective cage, plastic, with membrane, Ø 12 mm

08

14  15  16

Description of design

Duct sensor, sensor tube length 220 mm (standard)

00 G

Wall mounting, sensor tube length 50 mm (standard)

00 1

Summary of Contents for IL Series

Page 1: ...ree of protection housing IP65 Material of housing PC light grey white General data Power supply external 6 30 VDC Max transfer distance RS232 RS485 15m 1000 m Consumption of electronics 1 0 mA Direct...

Page 2: ...d to check the accuracy of the sensors 84 rh at 25 C humidity standard to check the accuracy of the sensors 97 rh at 25 C ZE33 as designation F5 2 adapter for humidity standard ZE 31 1 Flange 20 045 f...

Page 3: ...ature C enthalpy kJ kg mixing ratio g kg absolute humidity g m and wet bulb temperature C K 4 Output signals RS232 ASCII protocol R RS485 MODBUS RTU protocol M 5 6 Operation conditions special version...

Page 4: ...Series Design Duct version Physical outputs active outputs Output signals MODBUS RTU Operation conditions special versions Sealing against vibrations Measured variable and output range 1 Measured vari...

Page 5: ...dity occur The sensor tube resp measuring head or measuring chamber should be exposed to the flow of air Avoid installation next to heaters doors or on outer walls Avoid places exposed to the sun Not...

Page 6: ...FLOAT32 Dew point temperature C 11 12 FLOAT32 Enthalpy kJ kg 13 14 FLOAT32 Mixing ratio g kg 15 16 FLOAT32 Absolute humidity g m 17 18 FLOAT32 Wet bulb temperature C 19 20 UINT16 Alarm code hx proces...

Page 7: ...sor The Modbus address can be modified at any time via write access to the address register reg no 205 Permissi ble slave addresses are within the 1 247 range Using address 0 as a slave address is not...

Page 8: ...rs in this impedance category 256 bus nodes are theoretically possible instead of 32 However due to the available address space in practice the number reduces to 247 The scanning interval should not e...

Page 9: ...ret the decimal result as a hexadecimal number 56 38hex 5 Compare the individual hexadecimal numbers with the transmitted ASCII characters of the checksum 38hex 3 8 VisualPMU Freeware for RS232 This s...

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