Emerson Rosemount 8800D Series Quick Start Manual page 33

April 2016
2Ex nA ic IIC T5 Gc X (-50°C  Ta  70°C)
Electrical parameters:
The maximum DC voltage (with output 4-20 mA HART/pulse) 42V;
Maximum supply DC voltage (with output signal Foundation Fieldbus and FISCO) 32V
Special conditions for safe use (X):
1. When the equipment is installed, particular precautions must be taken to ensure,
taking into account the effect of process fluid temperature, that the ambient
temperature of the electrical housing of the equipment meets the marked protection
type temperature range.
2. When fitted with the 90V transient suppressors, the equipment is not capable of
passing the 500V insulation test. This must be taken into account upon installation.
3. Precautions shall be taken to avoid ignition due to electrostatic charge on the
enclosure.
K8 Combination of E8, I8, N8
Quick Start Guide
33