Despatch MIC1162 Hi-limit User Manual

Page 44

Alarms
Maximum Number:

Two "soft" alarms

Maximum # Outputs:

Up to 2 outputs can be used for alarm purposes

Combination Alarms:

Logical OR or AND of alarms to an individual hardware output is
available.

PERFORMANCE

Reference Conditions
Ambient Temperature:

20ºC ± 2ºC

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

>120dB at 50/60Hz giving negligible effect at up to

Rejection

264V 50/60Hz

Series Mode

>500% of span (at 50/6OHz) causes negligible effect

Rejection:

DC Linear Inputs
Measurement
Accuracy:

± 0.25% of span ± -1 LSD

RTD/Thermocouple Inputs
Measurement
Accuracy:

± 0.25% of span ± -1 LSD

Note: Reduced performance with Type B T/C between 100-600º C
(212 - 1112º F)

Linearization

Better than ± 0.2º C any point, any 0.1º C range (± 0.05º C typical).
Better than ± 0.5º C any point, any 1º C range.

Cold Junction

Better than ± 0.7ºC

Compensation: