Product guide

Humidity and Dew-Point Instruments
© Michell Instruments 2009-2011
50
Precision Manufacturing
DT282
Electrical Connections
Pin Pin
1 Power Supply V + 8 Output Channel 2 Ground
2 Power Supply V - 9 RS485 Data +
3 Output RS485 Ground 10 RS485 Data -
4 Ground 11 Not connected
5 Output Channel 1 Temperature + 12 Not connected
6 Output Channel 1 Ground 13 Output Channel 3 (not connected)
7 Output Channel 2 RH + 14 Output Channel 3 Ground (not connected)
Do not connect pin 2 (V -) to pin 4 (Ground)
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}+{Feature E}+{Feature F}
Order example:
DT282+A+01+K6+N030+P070
Digital RH and temperature transmitter DT282, 4-20 mA output, stainless steel probe 250mm (9.84”), AISI 316 cap slotted with stainless steel mesh fi lter, temp range
-30 to +70ºC (-22 to +158ºF)
DT282 A 01 K6 N030 P070
Signal Output {Feature B}
4–20 mA A
0–10 V B
0–5 V C
0–1 V D
0–20 mA E
Filter {Feature D}
SS sintered fi lter H2
SS sintered fi lter with tefl on coating J2
AISI 316 cap slotted with SS mesh fi lter K6
SS cap slotted with PTFE fi lter Z6
Temp Low {Feature E}
0°C (+32°F) 0000
-20°C (-4°F) N020
-30°C (-22°F) N030
Length {Feature C}
250mm (9.84") 01
500mm (19.68") 02
Base Model {Feature A}
Digital RH and temperature transmitter DT282
Temp High {Feature F}
+20°C (+68°F) P020
+30°C (+86°F) P030
+50°C (+122°F) P050
+70°C (+158°F) P070
Other output scaling available on request XXXX