Data Sheet

2500-249 Controllers and Transmitters
D200037X012
Product Bulletin
34.2:2500
July 2012
3
Specifications (Continued)
Standard Tubing Connections
1/4 NPT internal
Sensor Connection Sizes
See tables 5 and 6
Maximum Working Pressures (Sensors Only)
(1)
Consistent with applicable ASME
pressure/temperature ratings for the specific sensor
constructions shown in tables 5 and 6
Operative Ambient Temperatures
(1)
Controller.
J Standard: -40 to 71_C (-40 to 160_F)
J High Temperature: -18 to 104_C (0 to 220_F)
Sensor.
See table 2
For ambient temperature ranges, guidelines, and use
of optional heat insulator, see figure 4
Standard Supply and Output Pressure Gauge
Indications
See table 4
Allowable Process Temperatures
(1)
See table 2
Hazardous Area Classification
2500 controllers comply with the requirements of
ATEX Group II Category 2 Gas and Dust
Construction Materials
See tables 2, 3, and 7
Mounting Positions
See figure 9
Caged Sensor Connection Styles
See figure 10
Options
See Options section
NOTE: Specialized instrument terms are defined in ANSI/ISA Standard 51.1 - Process Instrument Terminology.
1. The pressure/temperature limits in this document and any applicable code or standard should not be exceeded.
2. Also see Supply Pressure Overpressure Protection section.
3. For 2500S, 2500SC, and 2503 adjusting the differential gap is equivalent to adjusting the deadband.
Table of Contents
Specifications 2................................
Features 5.....................................
Supply Pressure Overpressure Protection 10........
Principle of Operation 10........................
Proportional Controller or Transmitter 11.........
Proportional-Plus-Reset Controller 11............
Anti-Resetup Windup 12.......................
On-Off Controller With Proportional Valve 12......
On-Off Controller Without Proportional Valve 12...
Options 12....................................
Installation 12.................................
Ordering Information 15.........................
Construction 15................................