MIC 1400 ManualEdition 1 63
Isolation: Isolated from all other inputs and outputs.
* Changes between V and mA ranges also require JU movement.
CONTROL SPECIFICATIONS
Auto Tune Types: Pre-Tune and Auto-Tune
Proportional Bands: 0 (OFF), 0.5% - 999.9% of input span @ 0.1%
increments
Auto Reset: 1s-99min 59s/repeat and OFF
Rate: 0 (OFF) - 99min 59s
Manual Reset: Adjustable in the range 0-100% of output power
(single output) or -100% to +100% of output power
(dual output)
Deadband/Overlap: -20% to +20% of proportional band 1 + proportional
band 2
ON/OFF Hysteresis: 0.1% to 10.0% of input span (control relay only)
Alarm relay hysteresis is fixed at 2°C/F
Auto/Manual Control: User-selectable with "bumpless" transfer into and
out of Manual control.
Cycle Times: Selectable for 0.5s to 512s in binary steps
Setpoint Range: Limited by Setpoint Upper and Setpoint Lower limits
Setpoint Ramp: Ramp rate selectable 1-9999 LSDs per hour and
infinite. Number displayed is decimal point aligned
with selected range.
Alarms
Maximum Number: Two "soft" alarms plus Loop Alarm
Maximum # Outputs: Up to 2 outputs can be used for alarm purposes
Combination Alarms: Logical OR or AND of alrms to an individual
hardware output is available.
PERFORMANCE
Reference Conditions
Ambient Temperature: 20°C ± 2°C
Relative Humidity: 60-70%
Supply Voltage: 90-264V AC 50Hz ±1%
Source Resistance: <10 ohm for T/C input
Lead Resistance: <0.1 ohm/lead balanced (Pt100)
Common Mode
Rejection: >120dB at 50/60Hz giving negligible effect at up to
264V 50/60Hz
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