BAPI 592, 592-10K Catalog Page

592/592-10K Room/Setpoint/Override/Comm Jack
T ermination and Troubleshooting
11/9/04
8586_ins_592_rm_set_or_cj
Termination
Do NOT run this device’s wiring in the same conduit as AC power wiring of NEC class 1, NEC class 2, NEC class 3 or with wiring used to supply highly inductive loads such as motors, contactors and relays. BAPI’s tests show that fluctuating and inaccurate signal levels are possible when AC power wiring is present in the same conduit as the signal lines. If you are experiencing any of these difficulties, please contact your BAPI representative
BAPI does not recommend wiring the sensor with power applied as accidental arcing may
damage the product and will void the warranty
rev.
1. For 592-10K units, sensor is measured at Sen +Gnd.
For 592 units, a 10K ohm 0.1% resistor must be installed between the controller input and ground.
2. Override (O/R) and Setpoint (Set) are with reference to Gnd.
TERMINAL CONNECTIONS V+ = +7 to 30 VDC input Sen = Sensor out O/R = Override Set = Setpoint output, voltage(see
product label for span) Gnd = Common for O/R and Set TB1 = Comm jack power (+5 Volts) TB2 = Comm + TB3 = Comm ­TB4 = Comm Jack Ground
Jumper configurations (both units)
J1: Selects AD 592 sensor
J2: Override as seperate input
J2: Override//setpoint
5 to 30VDC
Sensor Output (10mV/°K)
5 to 30VDC
592-10K Room Sensor
TB1
J1
1
+V
Sen
4
O/R
Set
Gnd
(Override)
(Setpoint)
592 Room Sensor
TB1
O/R
Set
4
Gnd
J2
1
J1
+V
Sen
J2
Ground
Ground
J2: Override//sensor
Sensor Output (10mV/°K)
10K ohm 0.1% resistor
Ground
Specifications subject to change without notice.
(Setpoint)
(Override)
1
592/592-10K Room/Setpoint/Override/Comm Jack
8586_ins_592_rm_set_or_cj
Offsetting
All BA592 sensors will have the following information provided on a label:
T ermination and Troubleshooting
11/9/04
rev.
Thermistor Reading_______
The actual temperature reading according to a thermometer that is certified traceable to recognized standards by the National Institute of Standards and Technology (NIST).
To correct the Sensor Reading, simply add the offset value to the sensor reading so that it equals the thermom­eter reading.
e.g. Therm Reading 74.6 Sensor Reading 73.0 Offset +1.6
Correction: Add (+1.6) °F to the sensor for an accurate reading: 73 + 1.6 = 74.6°F
e.g. Therm Reading 75.4 Sensor Reading 77.2 Offset -1.8
Correction: Add (-1.6) °F to the sensor for an accurate reading: 77.2 + (-1.8) = 75.4°F
Sensor Reading ______
The temperature reading according to the AD592 sensor, using the output in either uA or V and converting the output to a Fahrenheit temperature.
Troubleshooting
Offset_______
The difference between the Thermometer Reading and the Sensor Reading.
592 Output Table
Temperature 592 Semiconductor
If the unit you installed does not respond properly, please go through the following steps:
°F °C
Output Current uAOutput Voltage
across 10K
50 10.00 283.2 2.832
1. Set your meter to the V setting.
2. Measure the voltage between the “Sen” and
“GND.” See diagrams above in the Termination
section.
3. Compare the voltage reading to the voltage listed in the output table.
4. If the sensor reads significantly lower or 0, then your sensor may be shorted.
5. If the sensor reads significantly higher then the sensor may be open.
6. If the sensor reads properly, verify that the controller is operating correctly.
60 15.56 288.8 2.888 62 16.67 289.9 2.899 64 17.78 291.0 2.910 66 18.89 292.1 2.921 68 20.00 293.2 2.932 70 21.11 294.3 2.943 72 22.22 295.4 2.954 74 23.33 296.5 2.965 76 24.44 297.6 2.976 77 25.00 298.2 2.982 78 25.56 298.8 2.988 80 26.67 299.9 2.999 82 27.78 301.0 3.010 84 28.89 302.1 3.021 86 30.00 303.2 3.032 88 31.11 304.3 3.043 90 32.22 305.4 3.054
100 37.78 311.0 3.110
Specifications subject to change without notice.
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