Yamatake HTY78 3 Series Specifications & Instructions page 6

Wiring (common instructions for 7803 series
and 7813 series)
1) Dismount the cover.
(i) Cable connection
Prepare the proper seal connector (order separately)
in advance, if required.
Screw the threaded seal connector into the main and
lead the cable through it.
(ii) Conduit connection
According to the number of cable cores, prepare a
conduit set (order separately) in advance. Fix the
conduit connector and the attachment tentatively with
a screw. Select an O-ring ideal for the cable.
Attachment
Lead the calbe, as shown in the following diagram.
Pull up the cable and fix the attachment to the main
unit with a screw.
Tighten the nut on the conduit at a point where the
conduit lock screw can be tightened easily.
Pull the cable
O-ring
Attachment
Conduit lock
screw
Seal connector
(order separately)
Nut attached to conduit
Conduit connector
(nominal size: 25 mm)
Tightening direction
Nut attached to conduit
Conduit connector
(nominal size: 25 mm)
Straight box connector
(nominal size: 24-25 mm)
2)Connect the wires to the terminals and close the cover.
Tighten the seal connector. (only when cable
connected)
〜(+)
Power
supply
⊥(–)
+
Humidity
–
A
Temp-
B
erature
B
6
Allow sufficient
service clearance
1
24 V AC
2
(24 V DC)
HTY7803T1P00
HTY7803T4P00
3
1-5 V DC
HTY7803T6P00
0-10 V DC
4
HTY7813T1P00
4-20 mA
HTY7813T4P00
5
HTY7813T6P00
6
(Cable cores:7)
Pt 100
7
Terminal Nos. and cable cores
Tighten
HY7803T1000
HY7803T4000
HY7803T6000
HY7813T1000
HY7813T4000
HY7813T6000
(Cable cores:4)
TY7803Z0P00
TY7813Z0P00
(Cable cores:3)
AB-5961