Assumptions And Restrictions For Use Of The Product; Basic Safety Specifications; Safety Accuracy; Minimum Span - PR electronics 9113 Manual Del Usuario

Safety Manual
4

assumptions and restrictions for use of the product

4.1

Basic safety specifications

Operational temperature range................ -20...+60°C
Storage temperature range...................... -20...+85°C
Power supply type, min. .......................... Double or reinforced
Supply voltage ......................................... 19.2...31.2 VDC
External loop supply voltage ................... 5...26 VDC + external drop
Mounting area .......................................... Zone 2 / Division 2 or safe area
Mounting environment ............................. Pollution degree 2 or better
4.2

Safety accuracy

The analogue output corresponds to the applied input within the safety accuracy.
Safety accuracy ....................................... ±2%
4.2.1
4.2.2
4.3

associated equipment

4.3.1
4
9113 TeMperaTure / ma CONVerTer

minimum span

For temperature measurements, the selected range (OUT.HI - OUT.LO)
shall be larger or equal to the values below:
Input
type
Pt100, Pt200, Pt1000
Pt500, Ni100, Ni120, Ni1000
Pt50, Pt400, Ni50
Pt250, Pt300
Pt20
Pt10
TC: E, J, K, L, N, T, U
TC: B, R, S, W3, W5, LR

range limitations

TC type B shall not be used below +400°C

rtD sensor wiring

If a 2-wire or a 3-wire connection for RTD is selected, the end user must
ensure that the applied sensor wiring does not introduce failures exceeding
the requirements for the safety application.
Version No. V6R0
minimum span for safety
accuracy
28°C
43°C
57°C
85°C
142°C
283°C
91°C
153°C