Owner's manual
Table Of Contents
- DMT345/346 USER'S GUIDE
- TABLE OF CONTENTS
- GENERAL INFORMATION
- PRODUCT OVERVIEW
- INSTALLATION
- OPERATION
- Getting Started
- Display/Keypad
- MI70 Link Program for Data Handling
- Serial Line Communication
- LAN Communication
- Communicating with a Transmitter in POLL Mode
- General Settings
- Serial Output Settings
- Data Recording
- Analog Output Settings
- Operation of Relays
- Sensor Functions
- MODBUS
- MAINTENANCE
- CALIBRATION AND ADJUSTMENT
- TECHNICAL DATA
- EXAMPLE INSTALLATION OF DMT346
- CALCULATION FORMULAS
- MODBUS REFERENCE
User's Guide _______________________________________________________________________
162 __________________________________________________________________ M210762EN-G
Table 36 Temperature Specifications DMT345
Property
Value
Measurement range
0 ... +180 °C (+32 ... +356 °F)
with sensor warming
upper range limited by humidity (at
80 %RH warming is switched on and
T reading not actual process
temperature)
Accuracy
±0.4 °C at 100 °C
Temperature sensor
Pt 100 IEC 751 1/3 class B
Table 37 Relative Humidity Specifications DMT345
Property
Value
Measurement range
0 ... 100 %RH
with sensor warming
0 ... 80 %RH
Accuracy
below 10 %RH
±10 % of reading
above 10 %RH
±1.5 %RH + 1.5 % of reading
Table 38 Mixing Ratio Specifications DMT345
Property
Value
Measurement range (typical)
0 ... 1000 g/kg (0..7000 gr/lbs)
Accuracy
±12 % of reading
Table 39 Dewpoint Specifications DMT346
Property
Value
Sensor
Vaisala DRYCAP®180S
Measurement range
-25 … +100 °C (-13 … +212 °F) T
d
Accuracy
±2 °C (±3.6 °F) T
d
See the accuracy graph in Figure 79
on page 163
Response time 63% [90%] flow rate
1l/min and 1 bar pressure
from dry to wet
5s [10 s]
from wet to dry including auto-
calibration
45s [5 min]