DEWPOINTMETER DP 109 - Technical Data

Technical data of display DD109
Size of wall-mounted housing	Measurements: 118 mm x 115 mm x 93 mm
Size of switch cabinet installation	Measurements: 92 mm x 92 mm
Housing protection standard	IP 65
Operation temperature	0 ... 50 °C
Transport temperature	-20 ... 70 °C
Sensor inputs	2 inputs for dewpoint and consumption probes (optional 2 analog inputs)
Interface	USB
Keypad	4 keys
Power supply	100 ... 240 VAC / 50-60 Hz / 10 VA
Display	Grafic display, 160 x 100 pixels
Alarm output	2 relays, 230 VAC, 3 A, potential-free, changeover contact
Analog output	Connection of 4 ... 20 mA signals of dewpoint and consumption sensors, (max. burden <500 Ohm)
Integrated data logger	up to 1.000.000 values recording interval, min. 1 Sec., max. 59 min. 59 Sec.

Technical data of sensor DP 109
Measuring ranges	–60 … 30 °C td –30 … 70 °C ambient temperature 0 … 100 % RH
Pressure range	Installation without measuring chamber: -1 to 50 bar Installation with a measuring chamber: up to 16 bar
Measuring-chamber connection	Internal thread G1/2" / G1/4“ Plug nipple NW 7.2; G1/4" outside, for quick-release coupling.
Purge-air demand	1 l/min when employing the measuring chamber (for 7 bar)
Weight (without measuring chamber)	190 g
Protection class	IP 65
Accuracy	± 1,0 °C td (0 … 30 °C td) typical ± 2,0 °C td at –40 °C td
Response time t95	<30 Sek. (dry) <10 Sek. (wet)
Power supply	10 … 30 VDC
Burden for analogue output	≤ 500 Ohm
Operating temperature	–30 … 70 °C measuring gas temperature (ideal 0 … 50 °C) 0 … 50 °C ambient temperature
Storage temperature	–40 … 80 °C
EMC	DIN EN 61326
Fixing thread	G½“ stainless steel
Housing material	Zinc alloy, PC, ABS
Sensor protection	Sinter filter 50 µm, stainless steel
Connection	M12, five-pole