Moisture and Temperature Transmitter Series for Oil. - VAISALA - #3

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MMT330 SERIES
MOISTURE IN OIL
Technical Data
Measured values_
Mounting options
Water activity
Measurement range aw 0 ... 1 Accuracy (including nonlinearity, hysteresis and repeatability)
0 ... 0.9 ±0.02
0.9 ... 1.0 ±0.03
Response time (90%) at +20 °C
in still oil (with stainless steel filter) 10 min.
Sensor HUMICAP'
Mounting with Wall Mounting Kit
Performance
Temperature
Measurement range
MMT332
MMT337
MMT338 Accuracy at +20 °C (+68 °F)
Mounting with DIN Rail Installation Kit
-40 ...+180°C(-40... +356°F) -40 ...+180°C(-40... +356°F) -40 ...+180°C(-40... +356°F) _±0.2°C(0.36°F)
Operating environment
Operating temperature forprobes
for transmitter body with display
Pressure range for probes
same as measurement ranges -40... +60 °C (-40... +140 °F) 0 ... +60 °C (+32 ... +140 °F) See probe specifications
Pole Installation with Installation Kit for Pole or Pipeline
Complies with EMC standard EN61326-1, Electrical equipment for measurement, control andlaboratoryuse - EMC requirements; Industrial environment._
Inputs and outputs_
Operating voltage 10... 35 VDC, 24 VAC
with optional power supply module 100... 240 VAC 50/60 Hz
Power consumption @ 20 °C (Uin 24VDC)
RS-232 max 25 mA
U 2x0...1V/0...5V/0...10V max25mA
OUT
I ut 2 x 0...20 mA max 60 mA
display and backlight + 20 mA
Analog outputs (2 standard, 3rd optional)
current output 0 ... 20 mA, 4 ... 20 mA
voltage output 0...1V0...5V.0...10V
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 ouputs RL < 500 ohm
0... IV output RL > 2 kohm
0...5Vand0...10V outputs RL > 10 kohm
Max wire size 0.5 mm2 (AWG 20) stranded wires recommended Digital outputs RS-232, RS-485 (optional)
Service connection RS-232, USB
Relay outputs 0.5 A, 250 VAC, SPDT, Potential Free (optional)
Optional data logger with real-time clock Logged parameters max. three with trend/min/max values
Logging interval 10 sec (fixed)
Max. logging period 4 years 5 months
Logged points 13,7 million points per parameter
Battery lifetime min. 5 years
Display LCD with backlight, graphic
trend display of any parameter Display menu languages English, Chinese, Spanish, Japanese, _French, German, Russian, Swedish, Finnish
Mechanics_
Cable bushing M20xl.5 for cable diameter 8 ... llmm/0.31... 0.43" Conduit fitting 1/2"NPT
Interface cable connector (optional) M12 series 8 pin (male)
option 1 with plug (female) with 5m/ 16.4 ft black cable
option 2 with plug (female) with screw terminals
USB-RJ45 Serial Connection Cable (incl. Mi70 Link software) 219685 Probe cable diameter 5.5 mm
Probe cable lengths 2 m, 5 m or 10 m
Housing material G-AISi 10 Mg (DIN 1725)
Housing classification_IP 65 (NEMA 4X)
Mounting Rain Shield with Installation Kit
Dimensions
Dimensions in mm (inches)
o
ci
183 (7.20)
Ln
HUMICAP8 is a registered trademark ofVaisala. Specifications subject to change without prior notice. ©Vaisala Oyj
Vaisala Instruments Catalog 2008
Ref. B210712en rev. A
74

pageCatalog pdf di En 2012-06-22-01