ROBERTS GORDON
®
CORAYVAC
®
M
ODULATING
H
EATING
C
ONTROL
C
ONTROLLER
I
NSTALLATION
M
ANUAL
18
FIGURE 10: Hybrid Network Configuration
Recommended MS/TP cable specification
Description
Single twisted pair, low capacitance (12pF), CL2P, 22 AWG (7x30), TC foam FEP,
plenum rated cable
Conductor
22 AWG (7x30) stranded copper (tin plated) 0.030 in. (0.762 mm) O.D.
NOTE 24 AWG can be used for segments <200 ft. (60.7 m).
Insulation
Foamed FEP 0.015 in. (0.381 mm) wall 0.060 in. (1.524 mm) O.D.
Color Code
Black/White
Twist Lay
2 in. (50.8 mm) lay on pair 6 twists/foot (20 twists/meter) nominal
Shielding
Aluminum/Mylar shield with 24 AWG (7x32) TC drain wire
Jacket
SmokeGard (SmokeGard PVC) 0.021 in. (0.5334 mm) wall 0.175 in. (4.445 mm)
O.D.
Halar (E-CTFE) 0.010 in. (0.254 mm) wall 0.144 in. (3.6576 mm) O.D.
DC Resistance
15.2 Ohms/1000’ (50 Ohms/km) nominal
Capacitance
12.5 pF/ft (41 pF/meter) nominal conductor to conductor
Characteristic Impedance
100 Ohms nominal
Weight
12 lb./1000’ (17.9 kg/km)
UL Temperature Rating
SmokeGard 167°F (75°C)
Halar -40 to 302°F (-40 to 150°C)
Voltage
300 Vac, power limited
Listing
UL: NEC CL2P, or better
T
C
C
C
C
C
C
C
C
C
T
T
R
C
C
C
C
C
C
C
C
C
C
T
R
C
C
C
C
C
C
C
C
C
C
T
C
T
R
C
C
T
C
T
C
T
R
C
C
C
C
C
C
C
C
C
C
T
C
T
R
T
C
C
C
C
C
C
C
C
C
T
R
T
R
C
C
T
C
C
C
T
C
C
C
Segment
Segment
Segment
Segment
S
e
g
ment
C: Controller
R: Repeater
T: BT485 Terminating Resistor
Содержание CORAYVAC
Страница 2: ......
Страница 4: ......
Страница 69: ...SECTION 8 PROGRAMMING AND TROUBLESHOOTING THE SYSTEM 65 THIS PAGE LEFT INTENTIONALLY BLANK ...
Страница 71: ...SECTION 9 TROUBLESHOOTING 67 FIGURE 26 Vacuum pump does not turn on ...
Страница 73: ...SECTION 9 TROUBLESHOOTING 69 FIGURE 28 VFD showing a fault sign FIGURE 29 VFD input power issue ...
Страница 75: ...SECTION 9 TROUBLESHOOTING 71 FIGURE 31 Burner troubleshooting in manual mode ...
Страница 77: ...SECTION 9 TROUBLESHOOTING 73 After 45 second prepurge burners do not light continued ...
Страница 79: ...SECTION 9 TROUBLESHOOTING 75 FIGURE 34 APS does not close within 60 seconds after VFD receives run command ...
Страница 81: ...SECTION 9 TROUBLESHOOTING 77 FIGURE 36 Air Pressure Switch alarm ...
Страница 83: ...SECTION 9 TROUBLESHOOTING 79 FIGURE 38 Repeater troubleshooting ...
Страница 85: ...SECTION 9 TROUBLESHOOTING 81 BACnet MS TP troubleshooting continued ...
Страница 109: ...SECTION 13 TOUCHSCREEN TREE 105 Touchscreen Tree Overview continued ...
Страница 111: ...SECTION 13 TOUCHSCREEN TREE 107 FIGURE 47 Maintenance Unit FIGURE 48 Alarms ...
Страница 113: ...SECTION 13 TOUCHSCREEN TREE 109 FIGURE 51 Configuration Zones FIGURE 52 Configuration Unit ...
Страница 115: ...SECTION 13 TOUCHSCREEN TREE 111 FIGURE 55 Touchscreen System FIGURE 56 Touchscreen Setup ...
Страница 118: ...ROBERTS GORDON CORAYVAC MODULATING HEATING CONTROL CONTROLLER INSTALLATION MANUAL 114 ...
Страница 119: ...SECTION 14 THE ROBERTS GORDON CORAYVAC COMPLETE MODULATING HEATING CONTROL LIMITED WARRANTY 115 ...