Product guide

Humidity and Dew-Point Instruments
© Michell Instruments 2009-2011
20
HVAC / Environmental Control
PF211
Electrical Connections
PF 211-A: 4-20 mA output 2-wire PF 211-B: V output (0-10 V)
Cable Connector Cable Connector
Red Output RH + Red Power supply V +
Blue Output RH - Black Common ground
White Blue Output RH +
Pt100 White
Yellow Pt100
Green Yellow
Green
Ordering Codes
To construct the order code, select the relevant feature from the tables below, starting with the base model, which is {Feature A} and then add on options to create a
string: {Feature A}+{Feature B}+{Feature C}+{Feature D}
Order example:
PF211+A+C+Z2
Relative humidity probe PF211, output signal 4-20 mA , 3m (9.8’) cable, ABS cap slotted with PTFE fi lter, white
PF211 A C Z2
Signal Output {Feature B}
4-20 mA output 2-wire A
0-10 V output 3-wire B
Cable {Feature C}
3m (9.8’) C
5m (16’) D
7m (23') E
10m (33') F
15m (49') G
Filter {Feature D}
ABS cap slotted with PTFE fi lter, white Z2
SS sintered fi lter H4
Base Model {Feature A}
Relative humidity probe PF211