Honeywell Process Solutions Wireless Dual Analog Input Interface Transmitter
Rev. 8 User Manual 37
July 2012
Analog Input Characteristics
• 10 Ohm impedance, analog (WI551)
• 100 kOhm impedance, analog (WI552)
• Note: For Dual Input operation, the inputs share a common ground (-).
Intrinsic Safety Entity Parameters for Analog Inputs
• VMax = 30 VDC
• IMax = 100 mA
• PMax = 900 mW
Local Input Switch Characteristics (Simple Device Closure Only) Optional
• Number of Channels: 2
• Max External Switch Impedance Applied: 1 KOhm
• Isolation: 110 KOhms (between output (-) and input (-))
• Connector: Wire size 28-16 AWG
• For simple device monitoring only! (i.e., contact closures)
Accuracy
• ± 0.1 % of Full-scale reading at reference conditions
• ± 0.01% of reading per °C for ambient temperature effect
RF Characteristics
• 902 MHz – 928 MHz Frequency Hopping Spread Spectrum, FCC ISM license-free
band
• Up to 3000’ range from Base Radio with clear line of sight;
Operating Temperature Range
• -40 °F to +185 °F (-40 °C to +85 °C) electronics
• -4 °F to +158 °F (-20 °C to +70 °C) display (full visibility)
• -40 °F to +185 °F (-40 °C to +85 °C) display (with reduced visibility)
Physical Characteristics
• Aluminum junction box
• GE Lexan® cover. V-0 rating and UV stable
Operating Vibration and Shock Characteristics
• Certified per IEC EN00068 2-6 (vibration) and 2-27 (shock)
Random Vibration Characteristics
• Certified to withstand 6 g’s, 15 minutes per Axis from 9 – 500 Hz
Electromagnetic Compatibility (CE Compliance)
• Operates within specification in fields from 80 to 1,000 MHz with Field strengths to 10
V/m. Meets EN 50082-1 general immunity standard and EN 55011 emissions standard
Certifications
• Rated for industrial use -40°F to 185°F (-40°C to 85°C)
• FM and CSA Enclosure Type 4
• FM Approved Intrinsically Safe for Classes I/II/III, Division 1, Groups
A,B,C,D,E,F&G; Class I Zone 0, AEx ia IIC T4 Ta = 85ºC per 50001377; Class I,
Division 2, Groups A,B,C,D; Suitable for Class II and III Division 2, Groups F & G;
Class I, Zone 2, AEx nA IIC T4 Ta = 85ºC per 50001377; Enclosure Type 4
• CSA Certified Intrinsically Safe, Class I, Div 1, Groups A, B, C & D; Class II, Div 1,
Groups E, F & G; Class III, Div 1; Ex ia IIC; Class I, Zone 0; T4 Ta = 85ºC; Enclosure
Type 4; Class I, Div 2, Groups A, B, C & D; Class II, Div 2, Groups F & G; Class III;
T4 Ta = 85ºC; Enclosure Type 4.
Section 9: Technical Specifications
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