Vaisala PTU300 - Options and Accessories

Chapter 8 ____________________________________________________________ Technical data
VAISALA______________________________________________________________________ 187
Analog Output Module
Outputs 0 ... 20 mA, 4 ... 20 mA,
0 ... 1 V, 0 ... 5 V, 0 ... 10 V
Operating temperature range -40 ... +60 °C (-40 ... +140 ºF)
Power consumption
U
out
0...1 V max 30 mA
U
out
0...5V/0...10V max 30 mA
I
out
0... 20 mA max 60 mA
External loads
current outputs R
L
< 500 ohms
Max load + cable loop resistance 540 ohms
0....1 V R
L
> 2000 ohms
0...5 V and 0... 10 V R
L
> 10 000 ohms
Storage temperature range -55 ... +80 °C (-67 ... +176 ºF)
3-pole screw terminal
Max wire size 1.5 mm
2
(AWG16)
Relay Module
Operating temperature range -40 ... +60 ºC (-40 ... +140 ºF)
Operating pressure range 500 ... 1300 mmHg
Power consumption at 24 V max 30 mA
Contacts SPDT (change over), for example,
Contact arrangement Form C
Imax 0.5 A 250 VAC
Imax 0.5 A 30 VDC
Safety standard for the relay component IEC60950 UL1950
Storage temperature range -55 ... +80 ºC (-67 ... +176 ºF)
3-pole screw terminal / relay
Max wire size 2.5 mm2 (AWG14)
RS-485 Module
Operating temperature range -40 ... +60 ºC (-40 ... +140 ºF)
Operating modes 2-wire (1-pair) half duplex
4-wire (2-pair) full duplex
Operating speed max 115.2 kbaud
Bus isolation 300VDC
Power consumption at 24V max 50 mA
External loads
standard loads 32 RL> 10kohm
Storage temperature range -55 ... +80 ºC (-67 ... +176 ºF)
Max wire size 1.5 mm2 (AWG16)