IS 9319 : 1979 Electronic self-balancing potentiometric indicators and recorders

1 Scope

1.1 This standard specifies the requirements of electronicself-balancing potentiometric indicators and recorders intended formeasurement, recording and controlling temperatures and any otherphysical parameters that can be converted into dc voltage.

1.2 This standard covers single, multipoint and multipenrecorders.

1.3 This standard does not cover This instruments:

a) Multipoint potentiometric indicators and recorders withdigital indication and print out;

b) Instruments to be used in fire hazardous areas;

c) Instruments to be used in marine applications, such as inships boiler, control, etc; and

d) Electronic self-balancing bridge indicators and recorders.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 1248 : 1968 Specification for direct actingelectrical indicatinginstruments

IS 6236 : 1971Specification for direct recording electrical measuringinstruments

IS 8277 : 1976Specification for water based recorder inks

IS 9347 : 1979Specification for charts for recording instruments