
User's Guide _______________________________________________________________________
130 __________________________________________________________________ M210762EN-A
Table 35 Operating Environment Specifications (Both
Models)
Property Description / Value
Mechanical durability
Probe heads Up to +180 °C (+356 °F) for DMT345
Up to +350 °C (+662 °F) for DMT346
for transmitter body -40 ... +60 °C (-40 ... +140 °F)
with display 0 ... +60 °C (32 … +140 °F)
Storage temperature range -55 ... +80 °C (-67…+176 °F)
Pressure range for probes Slight pressure difference (~ 200
mbar)
Measured gases Noncorrosive gases
Complies with EMC standard EN61326-1:1997 + Am1:1998 +
Am2:2001 Industrial Environment
Table 36 Inputs and Outputs Specifications (Both Models)
Property Description / Value
Operating voltage 10 ... 35 VDC, 24 VAC
with optional power supply
module
100 ... 240 VAC 50/60 Hz
Default start-up time
initial reading after power-up 3 s
full operation after sensor Purge
and AutoCal
Approximately 6 min
Power consumption @ 20 °C (U
in
24
VDC)
U
out
2 × 0 ... 1V / 0 ... 5V /
0 ... 10V
Max 25 mA
I
out
2 × 0 ... 20 mA Max 60 mA
RS-232 Max 25 mA
Display and backlight + 20 mA
During sensor purge and
warming
+ 110 mA max
Analog outputs (2 standard, 3rd
optional)
Current output 0 ... 20 mA, 4 ... 20 mA
Voltage output 0 ... 1 V, 0 ... 5 V, 0 ... 10 V
Accuracy of analog outputs at 20 °C ± 0.05 % full scale
Temperature dependence of the
analog outputs
± 0.005 %/°C full scale
External loads
Current outputs R
L
< 500 Ω
0 ... 1V output R
L
> 2 k Ω
0 ... 5V and 0 ... 10V outputs R
L
> 10 k Ω
Max wire size 0.5 mm
2
(AWG 20) stranded wires
recommended
Digital outputs RS-232, RS-485 (optional)
Relay outputs (optional) 0.5 A, 250 VAC, SPDT
Display (optional) LCD with backlight, graphic trend
display
Menu languages English, French, Spanish, German,
Japanese, Russian, Swedish,
Finnish
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