Multi-Element Temperature Transmitter
17
Installation and Operations Manual
Section 3 - Specifications and Reference Data
Specifications and
Physical
The following specifications apply to the Varec Model 4120 Multi-Element Temperature
Transmitter assembly over the operating temperature range.
Functional
RTD Inputs Supported
100 Ohm Copper, 100 Ohm Platinum Characterized
Copper and
100 Ohm Platinum (DIN)
Input Voltage
15 to 65 VDC
Operating Current
4 mA Constant Current
Accuracy
+/- 0.5 oF (+/- 0.25 oC)
Hazardous Location
Approvals
Designed to meet FM, CSA, and CENELEC intrinsically safe approvals for
Class 1, Division 1 Groups B and C.
(Consult factory for approval status.)
Environmental
Operating Temperature
-40 oC to +85 oC
Storage Temperature
-40 oC to +85 oC
Transient Lightning
Meets ANSII/IEEE C62.41
Humidity
0 to 100%
Enclosure
NEMA 4X, Fiber Reinforced Resin
Performance
Accuracy, repeatability and sensitivity per American Petroleum Institute Manual
of Petroleum Measurement Standards, Chapter 7, Section 7.4, fourth draft,
December 3, 1990.
Physical
Shipping Weight
6 lb. (3 kg)
