Honeywell CIPer 50 - Page 38

CIPer
TM
MODEL 50 CONTROLLER – INSTALLATION AND COMMISSIONING INSTRUCTIONS
31-00233-02
38
(i.e., resistances and resultant voltages in dependence upon temperature) of the various different sensor
types which can be connected to them, and on the thresholds at which sensor failures are recognized.
Table 11. Specifications of UIs
Criteria
Value
Voltage input
UI1-UI10: 0 … 10VDC with pull-up resistor (default)
UI1-UI8: 0…10VDC w/o pull-up resistor
UI1-UI8: 2…10VDC w/o pull-up resistor
Current input
UI1-UI10: 0 … 10VDC w/o pull-up resistor, external 499Ω resistor required to
measure 0…20mA
UI1-UI8: 2…10VDC w/o pull-up resistor, external 499Ω resistor required to
measure 4…20 mA
Supported sensor
types
NTC10kΩ (Type II) -22…+212 °F (-30..100°C)
NTC20kΩ (Type II) -58…+302 °F (-50..150°C)
Slow binary input (static, dry contact), 0.4 Hz
Resolution
12-bit resolution
Accuracy
±75 mV (0 ... 10V)
Protection
Against short-circuiting, 24VAC
Figure 30: Internal wiring of UI1-UI8 configured for voltage input (without pull-up resistor)
200 k
Vi
GND