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M3LM OPERATING MANUAL EM-2663-B Rev.4
12. APPENDICES
12.1 SPECIFICATIONS
12.1.1 GENERAL SPECIFICATIONS
Construction
Small-sized front terminal structure
Connection
Euro type connector terminal
Housing material
Flame-resistant resin (gray)
Isolation
Input to output to power
Overrange output
-15 to +115%
Zero adjustment
-15 to +15% (front)
Span adjustment
85 to 115% (front)
Burnout
Upscale (default), downscale or no burnout selectable
Status indicator LED
Tri-color (green/amber/red) LED; Blinking patterns indicate operation status of the
transmitter.
Configuration
DIP SW configuration
Input range, burnout, output type, front control button lock, configuration mode
PC configuration
Refer to 12.2 PC CONFIGURATOR SOFTWARE.
Calibration
I/O ranging and fine adjustment via ‘One-Step Cal’ calibration or PC
Configurator connection
2.5 dia. miniature jack; RS-232-C level
12.1.2 INPUT SPECIFICATIONS
Input ranges are shown in the following table.
Potentiometer
Total resistance 90 Ω – 20 kΩ
Minimum span of each range
0 – 90 Ω : 2.5 Ω
0 – 200 Ω : 3 Ω
0 – 400 Ω : 3 Ω
0 – 1000 Ω : 10 Ω
0 – 20 kΩ : 10 Ω
Excitation: ≤ 0.65 V DC (at 1 kΩ)
12.1.3 OUTPUT SPECIFICATIONS
Output types and ranges are shown in the following table.
DC current
Maximum range: 0 – 20 mA DC
Minimum span: 1 mA
Conformance range: 0 – 24 mA DC
(Negative overrange current below 0 mA is not available.)
Offset: Lower range can be any specific value within the output range provided
that the minimum span is maintained.
Load resistance: Output drive 12 V maximum
DC voltage
Narrow spans
Maximum range: -2.5 – +2.5 V DC
Minimum span: 250 mV
Conformance range: -3 – +3 V DC
Wide spans
Maximum range: -10 – +10 V DC
Minimum span: 1 V
Conformance range: -11.5 – +11.5 V DC
Offset: Lower range can be any specific value within the output range provided
that the minimum span is maintained.
Load resistance: Output drive 1 mA maximum
