Aalborg Totalizer User Manual

Page 7

(e)

ELECTRICAL CONNECTIONS

e.1

Connector Pin Assignments

All connections are made at connector J1 (telephone modular plug).
Models TOT-10 can be connected directly to the GFM or GFC. Model TOT-05
have to be connected with optional cable with stripped wires as described
below:

T1 (Yellow)

- Analog input 0 to 5Vdc from transducer.

T2 (Green)

- 5.0Vdc reference input (used only for TOT-10).

T3 (Black)

- 12Vdc Power Supply input.

T4 (Red)

- Power supply return (GND), analog input return (Common).

e.2 Jumper Assignments

JP1 - Division factor jumper (has to be installed during calibration,
See Calibration procedure).

Pins [1] and [2] select division 10
Pins [3] and [4] select division 100
Pins [5] and [6] select division 1000
Pins [7] and [8] select division 10000

JP2 - Input mode jumper

Pins [1] and [2] select 0 - 5VDC INPUT mode model TOT-05.
Pins [2] and [3] select 5 - 10 Vdc input mode model TOT-10.

CAUTION: Exceeding the following voltages will cause device
failure and/or hazardous conditions to exist:

TERMINAL NUMBER

MAXIMUM VOLTAGE (VDC)

MODE

T1 (YELLOW)

Voltage Input

T2 (GREEN)

Reference Voltage Input

T3 (BLACK)

Power Input

CAUTION: Make sure power is OFF when connecting or disconnecting
any cables in the system.