THM88MAX Industrial Dew Point Transmitter with Display
Model :
THM88MAX
Features : Suitable for compressed dry air system and industrial drying system. Integrated LED display. Faster response to low dew point.
Sensor type : Capacitive humidity sensor & Pt100
Operating range of dew point : -40 ... +20 dp°C
Output : 4 ... 20 mA / 0 ... 10 V / RS-485
Accuracy : ±1 ... ±1.5 dp°C
IP rating : IP65(Housing) / IP20(Probe)
Sensor type : Capacitive humidity sensor & Pt100
Operating range of dew point : -40 ... +20 dp°C
Output : 4 ... 20 mA / 0 ... 10 V / RS-485
Accuracy : ±1 ... ±1.5 dp°C
IP rating : IP65(Housing) / IP20(Probe)
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Features● Large digital display, 330° rotatable for convenient monitoring
● Real-time display, on-screen buttons to adjust dew point offset
● A new generation of sensors, faster response to low humidity
● Temperature compensation mechanism to reduce the influence of ambient temperature on dew point value -
ApplicationsCompressed air system / Air separation equipment / Freezer / Adsorption machine / Plastic dryer / Industrial drying process / Paper / Chemical process monitoring
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Specification
Input
Input type
Capacitive humidity sensor & Pt100
Operating range of dew point
-40 ... +20 dp°C
Output
Max. scaling range
Dew point : -40 ... +20 dp°C
Dew point switch to another physical quantity range
Frost point : -40 ... 0 fp°C
Absolute humid.(Volume) 0 ... 50000 ppm/v
Absolute humid.(Weight) 0 ... 50000 ppm/wOutput signal
4 ... 20 mA+RS-485 (Standard)
0 ... 10 V+RS-485 (on request)Signal connection
3-wire
Load resistance
Current output : ≦ 500 Ω
Voltage output : ≧ 100 KΩOutput calibration (ZERO & SPAN) adjustment range
Software
Response time t90(Temp. at+25°C)
＜20 sec
Accuracy
Accuracy
±1 dp°C (at -20 ... +20 dp°C)
±1.5 dp°C(at -40 ... +20 dp°C)Electrical
Power supply
DC 24 V±10%
Current consumption
DC 24 V / 50 mA
Electrical connection
M12 connector
Environment
Medium
Air
Operating Temp.(With body and display)
0 ... +60°C
Operating Humid.(With body and display)
0 ... 95%RH (Non-condensing)
Probe operating Temp.
-40 ... +60°C
Storage temperature
-20 ... +60°C
Installation
Duct type
1/2″PT, 1/2″G, 1/2″PT movable thread
Protection
IP rating
Housing IP65 / Filter IP20
Electrical protection
■ Reverse polarity
■ Over-voltage
■ Short-circuitMaterial
Cover
PC
Housing
SUS304
Probe
Sintered SUS316
Weight
168 g
Note : Design and specifications are subject to change without notice.
Note : If the product has RS-485 function, to avoid damaging product, please make sure the product and the device which connect with RS-485 are on common ground.