Vaisala HMM100 - Manual (Page 68)

User's Guide _______________________________________________________________________
66 ___________________________________________________________________ M211024EN-C
Operating Environment
Operating temperature range
Component board -5 ... +55 ºC (+23 ... +131 ºF)
Plastic probe -70 ... +180 ºC (-94 ... +356 ºF)
Stainless steel probe -70 ... +180 ºC (-94 ... +356 ºF)
Plastic grid filter -20 ... +80 ºC (-4 ... +176 ºF)
Membrane filter -20 ... +80 ºC (-4 ... +176 ºF)
Porous PTFE filter -70 ... +180 ºC (-94 ... +356 ºF)
Stainless steel sintered filter -70 ... +180 ºC (-94 ... +356 ºF)
Probe mounting flange -70 ... +180 ºC (-94 ... +356 ºF)
Electromagnetic compatibility Complies with EMC standard EN61326-1,
light industrial level
Inputs and Outputs
Analog output types (1 output selectable)
2-wire model 4 ... 20 mA (loop powered)
3-wire model 0 ... 20 mA, 0 ... 1V/5V/10V
Service port M8 connector for USB cable
Operating voltage
2-wire model 24 VDC with 800 ohm load resistance
(see Figure 18 on page 67).
3-wire model 10 ... 35 VDC or 19.2 ... 28.8 VAC
15 ... 35 VDC or 19.2 ... 28.8 VAC
when 0 ... 10 V output is used.
Typical power consumption 6 mA, see Table 10 below.
Table 10 HMM100 3-wire Model Current Consumption
Output DC Supply
Voltage DC
Supply
Voltage AC
Load
Resistance
Typ. Current
Consumption
Max. Current
Consumption
0 ... 1 V 10 ... 35 VDC 9 ... 24 VAC ≥ 10 kΩ 6 mA 10 mA
0 ... 5 V 10 ... 35 VDC 9 ... 24 VAC ≥ 10 kΩ 6 mA 10 mA
0 ... 10 V 15 ... 35 VDC 14 ... 24 VAC ≥ 10 kΩ 6 mA 10 mA
0 ... 20 mA 10 ... 35 VDC 9 ... 24 VAC 0 Ω 6 ... 26 mA* 10 ... 30 mA*
0 ... 20 mA 20 ... 35 VDC 17 ... 24 VAC 500 Ω 6 ... 26 mA* 10 ... 30 mA*
* Current consumption depends on the output current.