SMAR TT400WH, Руководство пользователя

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Section 4
4.1
TECHNICAL CHARACTERISTICS
Functional Specifications
Input See Tables 4.1, 4.2, and 4.3.
Battery
Composed of 2 primary Lithium batteries (Li-SOCl2) of 3.6 V, totaling 7.2 V of nominal voltage and nominal
capacity @3 mA, at 2V 8.5Ah. Not rechargeable.
Battery Life:
- Update every 8s: 5.5 years
- Burst mode to 8s, @25 ºC, network with at least 3 neighbor devices: 6 years
Notes:
The batteries module used in the transmitters must be provided exclusively by Smar (PACK BATTERY -
Code 400-1209) and must be replaced in full when necessary.
For specific battery composition details see Appendix B.
Indicator
4 1/2 -digit numerical and 5-character alphanumerical LCD indicator (optional).
Function and status icon.
Indication on the display of sensor failure or saturation.
Communication
Protocol
HART Protocol Version 7, with set of commands TT400 Wireless HART TM .
A specific review of the HART transmitter must be managed according to the transmitter
TT400
Wireless HART
TM .
Measurement
Type
Temperature with one sensor;
Differential temperature between two sensors;
Temperature with two sensors considering the highest;
Temperature with two sensors considering lowest;
Average temperature with two sensors;
Backup temperature with two sensors;
Temperature generated by Callendar Van Dusen equation.
Configuration Remote configuration with external configurator via HART® Protocol, using DDL/EDDL.
Temperature
Limits
Ambient, process and storage: -40 to 85 °C (-40 to 185 °F)
Digital Display: -20 to 80 °C ( -4 to 176 °F) (Operation)
-40 to 85 °C (-40 to 185 °F) (Without damage)
Performance Specifications
Accuracy
See Tables 4.1, 4.2, and 4.3.
Response Time 2 s.
Sensor Reading
Accuracy of A/D Converter: ±0.02% of the span.
Stabilization Time
after the Power up –
hot start up
Less than 17 seconds.
Physical Specifications
Terminal Block Four terminals for sensor connection.
Mounting
In carbon steel SAE 1020 with electrostatic polyester painting or 316 SST;
Accessories (bolts, nuts, washers and U-clamps) in carbon steel or 316 SST.
Weight Up to 0.93 Kg (2.067 lb) without any optional part.
Identification
Plate
316 SST plate with special plastic label.