961-20A0-010 Datasheet, PDF (7/36 Pages) Magnetrol International, Inc. – Ultrasonic Single and Dual Point Level Switches

Ground
2.4.1.1 Model 961 Remote Transducer Housing Wiring
Remote mount Model 961 units have a “1” as the 8th
digit (961-XXXX-1XX) of the model number. The
037-3316-XXX cabling is connected at the factory on the
electronics end, and secured with a cable tie. The other
end of the cabling is connected by the user inside the
remote transducer housing at a terminal block marked as
1 2 3 4 on a blue label. See Figure 7.
NOTE: The 037-3316-XXX cabling is connected at the factory on the
electronics end. TB1 and TB2 connections are shown below
in Figure 7 in the event the cable needs to be reattached.
Model 961 Line-powered Remote Mount Wiring
Transducer Housing
Terminal Position
Wire
Electronics Terminal Block
& Terminal Position
1
Receive Shield
TB1
2
Receive Signal
RECV
3
Transmit Shield
TB2
4
Transmit Signal
XMIT
NOTE: The Signal wires are 30 AWG RG Type 178/U coax with the white jacket stripped
off. The Shield wires are prepared with solid tinned copper 22 AWG bus wire.
Shield: 1, 3
Signal: 2, 4
Remote Transducer Housing
P2
TB1
TB2
030-3591-001
R29
Electronics Module
037-3316-xxx Cabling
Figure 7
Model 961 Line-Powered Remote Transducer Wiring
51-646 Echotel^® Model 961 & 962 Ultrasonic Level Switches
7