SPYDER MODEL 7 VAV CONTROLLER INSTALLATION INSTRUCTIONS
31-00475-01 6
Communications
Modbus Client
Sylk™ Supported Devices
Differential Pressure Sensor
Weight And Dimensions
Table 7 Communication Specification
Parameter Specification
Protocol supported
BACnet IP, BACnet MSTP,
Sylk™, Modbus RTU (Modbus
client only), and BLE.
Ethernet
Connection Speed
10/100 Mbps
Internet Protocol
Version
IPv4
IP Addressing
Modes
• Dynamic: DHCP and Link
Local
• Static
Sylk™ bus 2-wire, polarity-insensitive
Bluetooth
BLE for using mobile
balancing application.
Table 8 Modbus Client Specifications
Parameter Specification
Physical Layer
2-wire serial line (TIA/EIA-485)
(with additional common).
Communication
rates
9.6, 19.2, 38.4, 57.6, and 76.8 kb/s
supported.
Maximum
numbers of
devices
32, It is recommended to connect a
smaller number of devices for
better Modbus performance.
Cable and wiring
specifications
See TIA/EIA 485 Cable
Specifications on page 21.
Communication
Mode
Modbus client only.
Transmission
Mode
RTU (Remote Terminal Unit).
Address Range
Modbus clients can have an
address between 1 and 247.
Discrete inputs, coils, input
registers, and holding registers can
have an address between 1 and
65534.
Table 9 Sylk™ Supported Devices
Parameter Specification
Sylk™ wall
modules
TR40, TR40-H, TR40-CO2, TR40-H-
CO2, TR42, TR42-H, TR42-CO2,
TR42-H-CO2, TR71, TR71-H, TR75,
TR75-H, TR120, and TR120-H.
Sylk™ sensor C7400S Sylk™ sensor
Sylk™
actuator
MS3103, MS3105, MS4103,
MS4105, MS7403, MS7405,
MS7503, MS7505, MS8103,
MS8105 spring return direct coupled
actuators (DCA) are used within
Heating, Ventilating, and Air-
Conditioning (HVAC) systems.
They can drive a variety of quarter-
turn; final control elements requiring
spring return fail-safe operation.
Table 10 Differential Pressure Sensor Specification
Parameter Specification
Range
±2.0 H
2
O (±500 Pa), bi-directional
Accuracy
±3 % of full range
Field replaceable differential pressure sensor.
Table 11 Weight And Dimensions
Parameter Specification
Dimension
(L x W x H)
7 x 6 x 3 1/2 in. (175.2 x 154.3 x 90.2
mm)
Weight
3.06 lb (1.5 Kg)
Mounting
Fixation with bracket and shaft
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