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Operating conditions and specifications
September 2020
Table 2-6: 1817X Bi-directional preamplifier performance
Parameter type
Outputs
Construction
Wiring and cable connections
The pickoff input signal connections are made at terminal strip connection TB2 for
Channel A, and TB3 for Channel B. Power supply and output signal connections are made
at terminal strip TB1. Refer to
Important
•
For single channel wiring use multi-conductor control and instrumentation cable
(18AWG), or equivalent.
•
Earth ground shield at one end only.
•
Insulate the shield at the other end.
•
For dual channel wiring use multi-conductor control and instrumentation cable
(18AWG), or equivalent.
•
Connect both shields to earth ground at one end of the cables and insulate the shields
at the other end.
•
The LME housing should be at earth ground.
Table 2-7: 2818 Dual channel preamplifier configuration
Plug component designator
TB1 - Customer connection
TB2 - Channel A pickoff (1)
TB3 - Channel B pickoff (1)
40
Description
Powered pulse output:
•
Type: Square wave
•
Frequency range: ≤ 5 kHz
•
Amplitude: 0-Vs
Delrin housing
Solid epoxy encapsulation
Table
2-7,
Table
2-8,
Table 2-9
Terminal connections Description
1
2
3
4
5
6
7
1
2
1
2
Daniel Series 1500 Liquid Turbine Meter, NPS 1-2.5
USER MANUAL
User manual
P/N 3-9008-507
(continued)
and
Table
2-10.
+10 to 30 Vdc
Common
Common
Channel A output
Channel B output
TTL out A
TTL out B
White
Red
White
Red
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37
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