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WIRING INSTRUCTION FNR.0.2 Actuator 0-10V modulating White Black Red FN.0.2-BUS Actuator RS-485 Serial Input signal 0-10V DC Power 24V AC/DC Ground/common Black Red Grey Orange FNJ.1.2 Actuator 0-10V modulating Input signal 0-10V DC Feedback signal 0-10V DC <2mA Power 24V AC/DC Ground/common Black Red Yellow Green White Grey Violet Pink D+ D- P1 P2 Power 24V AC/DC Ground/common GENERAL SPECIFICATIONS 1. PRESSURE INDEPENDENT DYNAMIC CONTROL VALVE - FLOWCON GREEQ 1.1. Contractor shall install the pressure independent dynamic control valves where indicated in drawings. 1.2. Valve shall be an electronic, dynamic, modulating, 2-way, pressure independent control device with equal percentage characteristics. 1.3. Pressure independent dynamic control valve shall accurately control flow, independent of system pres- sure fluctuation. 1.4. Maximum flow setting shall be adjustable to 41 different settings within the range of the valve size. 1.5. Valve housing shall be permanently marked to show direction of flow. 2. VALVE ACTUATOR 2.a. FlowCon FNR Actuator 2.a.1. Actuator housing shall be rated to IP54. 360° mounting shall be acceptable. 2.a.2. Actuator shall be driven by 24V AC/DC, and shall accept 0-10V DC control signal. 2.a.3. Actuator shall use full stroke and provide full authority. 2.a.4. Actuator shall have visible indication of stroke position. 2.a.5. Manual override shall be possible. OR. 2.b. FlowCon FNJ actuator 2.b.1. Actuator housing shall be rated to IP54. 180° mounting shall be acceptable. 2.b.2. Actuator shall be driven by 24V AC/DC, and shall accept 0-10V DC control signal. 2.b.3. Actuator shall use full stroke and provide full authority. 2.b.4. Actuator shall have visible indication of stroke position. 2.b.5. Feedback signal of 0-10V DC shall be standard. 2.b.6. Failsafe version shall be standard. OR…. 2.c. FlowCon FN-BUS Actuator 2.c.1. Actuator housing shall be rated to IP54. 360° mounting shall be acceptable. 2.c.2. Actuator shall be driven by 24V AC/DC and shall accept RS-485 serial communication. 2.b.3. Actuator shall use full stroke and provide full authority. 2.c.4. Actuator shall have visible indication of stroke position. 2.c.5. Feedback signal equal to control signal shall be standard. 2.c.6. Optional auto stroke function shall be available. 2.c.7. Override shall be possible. 2.c.8. Bus version, with choice of BACnet or Modbus, shall be available. Bus version shall provide remote setting and control of actuator. Tech note · FlowCon GreEQ · february 2024 · www.flowcon.com Page 6 of 7
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GENERAL SPECIFICATIONS 3. VALVE HOUSING 3.a. FlowCon A 3.a.1. Valve housing shall consist of forged brass ASTM CuZn40Pb2 or DZR ASTM CuZn36Pb2As, rated at no less than 2500 kPa (360 psi) static pressure at +120°C (+248°F). OR…. 3.b. FlowCon AB 3.b.1. Valve housing shall consist of forged brass ASTM CuZn40Pb2 or DZR ASTM CuZn36Pb2As, rated at no less than 2500 kPa (360 psi) static pressure at +120°C (+248°F). 3.b.2. Pressure/temperature test plugs for verifying accuracy of flow performance shall be available for all valve sizes. OR…. 3.c. FlowCon ABV 3.c.1. Valve housing shall consist of forged brass ASTM CuZn40Pb2, rated at no less than 2500 kPa (360 psi) static pressure at +120°C (+248°F). 3.c.2. Valve ball shall consist of chemically nickel plated brass (ASTM CuZn40Pb2). 3.c.3. Pressure/temperature test plugs for verifying accuracy of flow performance shall be available for all valve sizes. 4. FLOW REGULATION UNIT 4.1. Flow regulation unit shall have equal percentage characteristics. 4.2. Flow regulation unit shall consist of glass-reinforced PSU/POM/PPS with an EPDM diaphragm (20 mm / 3/4” insert) or a hydrogenated acrylonitrile-butadiene-rubber diaphragm (40 mm / 1 1/2” insert). 4.3. Flow regulation unit shall be readily accessible, for change-out or maintenance. Flow regulation unit shall be adjustable with the valve in-line and the system in operation. 4.4. Flow regulation unit shall be externally adjustable to 1 of 41 different flow rates without limiting the stroke length; shall be available in 2 different operational pressure ranges for DN15/20/25 (1/2”, 3/4”, 1”) and 1 operational pressure range for DN25/32/40 (1”, 1 1/4”, 1 1/2”); minimum range shall be capable of being activated by 16 kPaD (2.3 psid). Further, the flow regulation unit shall be capable of controlling the flow within ±10% of controlled flow or ±5% of maximum flow, and for flows below 0.06 l/sec (0.95 GPM) stan- dard deviation is less than 0.003 l/sec (0.048 GPM). APPLICATION AND SCHEMATIC EXAMPLE UPDATES For latest updates please see www.flowcon.com FlowCon International can accept no responsibility for possible errors in any printed material. All rights reserved. Tech note · FlowCon GreEQ · february 2024 · www.flowcon.com Page 7 of 7
