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3 — INSTALLATION AND WIRING
pg. 23
Curtis Model 3301T Digital Instrumentation – September 2021
I/O CONNECTOR
The mating connector is a 16-pin Mini-Universal MATE-N-LOK housing from TE Connectivity.
The face is sealed to IP65. The rear is sealed to IP65 for electronic components and IP40 for the
connector. Curtis recommends that you increase the connector’s protection to IP54 by using the
parts listed in Table 4.
The following tables list the TE Connectivity parts for IP40 and IP54 protection.
Table 3 Mating Connector Parts — IP40 Protection
Part
TE Connectivity Part Number
Connector Housing
770583-1
Terminal (18–22 AWG)
770904-
X
Table 4 Mating Connector Parts — IP54 Protection
Part
TE Connectivity Part Number
Connector Housing
794824-1
Terminal (18–22 AWG)
770904-
X
Interface Seal
1-1586362-6
Single Wire Seal or Gang Seal
• Single: 794758-1
• Gang: 1-1586359-6
Cavity Plug Seal (for unused
terminal positions)
794995-1