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General| Brand | Westinghouse |
|---|---|
| Model | G-40 |
| Category | Recording Equipment |
| Language | English |
Guidance on installing instruments away from vibration, dust, moisture, and freezing temperatures for optimal performance.
Advice on mounting instruments on switchboards, ensuring sufficient clearance for maintenance and considering insulation ratings.
Information on shielding against external fields and recommended limits for 'External field influence' to ensure accuracy.
Instructions for carefully unpacking the instrument and its accessories, and preserving packing material for future use.
Detailed steps for panel mounting, ensuring the instrument is level and connections are made according to diagrams.
Guidance on removing the pen and inserting the chart paper, including specific steps for each procedure.
Instructions on how to start and stop the clock mechanism using the lever or plug/socket for synchronous motors.
Instructions for filling the inkwell and pen using the special ink and pen-starter for proper ink flow and balance.
Procedure for setting the pen point to zero on the chart paper using the zero adjuster and ensuring correct pen pressure.
How to set the chart for the correct time by turning the chart roller and adjusting the chart speed using gears.
Guidelines for cleaning, flushing, and refilling the ink system, and maintaining the pen point for accurate marking.
Instructions for maintaining the paper drive and cleaning/oiling clock mechanisms for reliable operation.
Methods for checking instrument accuracy against standards and adjusting for specific types like AC/DC voltmeters and wattmeters.
Explanation of GX-40 ammeters and voltmeters, including operation with external shunts and voltage ranges.
Details on GY-40 instruments operating on the electrodynamic principle for AC circuits and DC applications.
Explanation of the Pilotel recorder's operation, involving magnetic pickup, electronic amplification, and a pen-driving motor.
Instructions for flush-mounted types, noting similarities to projection types and accessibility of zero adjusting mechanism.
Details on portable instruments, including precautions for testing, transferring, and avoiding spills during transit.
Diagrams showing the physical dimensions of projection and flush type G-40 recorders in inches.
Specifications for drilling panel holes for mounting various types of G-40 recorders.
Table listing terminal numbers used for different types of G-40 instruments and their respective connection mechanisms.
List of standard supplies provided with each G-40 recorder, including ink, syringes, and change gears.
List of optional supplies such as different ink colors, spare parts, and specialized clock mechanisms available for purchase.
Table detailing the power consumption (Watts, Resistance) for direct current G-40 recorders.
Table showing power consumption (V.A., Watts, Vars, % P.F.) for alternating current G-40 recorders.
Power consumption figures for synchronous clock motors used in the G-40 instruments.
Diagram showing internal connections for GX-40 DC voltmeters and millivoltmeters with series resistance.
Diagrams illustrating internal connections for GY-40 ammeters with coils in series or parallel for different Amp ranges.
Diagram of internal connections for GY-40 electrodynamic voltmeters.
Diagram illustrating internal connections for GY-40 single-phase wattmeters.
Diagrams showing internal connections for GY-40 polyphase wattmeters, including those with two current ranges.
Diagram of internal connections for GY-40 three current coil polyphase wattmeters.
Diagrams for connecting synchronous clocks for single and double voltage configurations.
External wiring diagrams for GX-40 DC ammeters, milliammeters, and voltmeters.
External wiring diagrams for GY-40 self-contained electrodynamic ammeters, and voltmeters with and without PTs.
External wiring diagrams for GY-40 single-phase wattmeters with various combinations of CTs and PTs.
External wiring diagrams for GY-40 polyphase wattmeters, covering 3-phase, 2-phase, and different CT/PT configurations.
Diagrams showing external connections for portable synchronous clocks to an AC source.
External wiring diagrams for portable GY-40 electrodynamic ammeters and voltmeters with various voltage ranges.
External wiring diagrams for portable GY-40 single-phase and polyphase wattmeters with different voltage and transformer configurations.
Multiplier values for portable polyphase wattmeters used in single-phase circuits with changing current and voltage ranges.
Multiplier values for portable polyphase wattmeters used in three-phase circuits with changing current and voltage ranges.
External wiring diagrams for portable two-wire and three-wire DC watttmeters, emphasizing shunt lead use.
External wiring diagrams for portable two-phase, four-wire AC watttmeters with and without current transformers.
