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32 Micro Motion
®
Model 2400S Transmitters
Dimensions and Specifications
A.7 Digital communications
A.8 Host interface
All versions
Service port One service port for temporary connections (requires removing transmitter
housing cover)
Uses RS-485 Modbus signal, 38.4 kBaud, one stop bit, no parity
Address: 111 (not configurable)
Wireless If transmitter has display, service port can be accessed with IrDA device (for
example, a PDA running Pocket ProLink) without removing transmitter housing
cover.
Model 2400S Analog
HART/Bell 202 HART signal is superimposed on the primary milliamp output, and is available for
host system interface:
• Frequency: 1.2 and 2.2 kHz
• Amplitude: to 1.0 mA
• 1200 baud, one stop bit, odd parity
• Address: 0 (default), configurable
• Requires 250 to 600 Ω resistance
Model 2400S PROFIBUS-DP
PROFIBUS-DP Digital 2-way communication protocol
• Automatically recognizes network baud rate
• Address selectable by 3 rotary switches, or software selectable
Model 2400S DeviceNet
DeviceNet Digital 2-way communication protocol
• Address and baud rate selectable by 3 rotary switches (2 to select address, 1 to
select baud rate), or software selectable
Model 2400S Analog ProLink
®
II v2.5 or later from Micro Motion supports full device configuration.
HART DD file supports all functionality.
Model 2400S PROFIBUS-DP ProLink II v2.5 or later from Micro Motion supports full device configuration.
• GSD file conforming to the PROFIBUS-DP specification:
- Provides Profibus Class 1 Master functions
- Enables reading and controlling all process data
• DD file conforming to Profibus EDDL specification
- Provides Profibus Class 2 Master functions
- Enables device configuration
- Supports Siemens Simatic PDM
Model 2400S DeviceNet ProLink II v2.5 or later from Micro Motion supports full device configuration.
• EDS file conforming to the DeviceNet specification:
- Enables device configuration