Fume hood with variable air volume flow control, vertical and horizontal sash and lighting
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- Fume hood exhaust air volume control and control for fast, precise VAV actuator on 0...10V output.
- Consisting of functions for face velocity setpoint, exhaust air volume flow setpoint, sash positioning, and lab operator display panel. Integrated lighting control
- Configure the exact functionality based on connected devices and application block.
- Configurable, generic universal control functions for free I/Os
Plant diagram with integrated lighting control
DXR2… | Room automation station |
YE | VAV exhaust air control with damper actuator YEM and pressure sensor YEP |
SV | Vertical sash sensor |
RU | Fume hood control unit |
F | Flow sensor |
L | Lighting |
R | Room |
Function diagrams / sequence diagrams
Exhaust air volume flow setpoint | ||
V | Volume flow (Setpoint) |
Function description
Basic functions
| Options
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Auxiliary functions
| Variants
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Siemens devices
Description | Device type | Data sheet | Type | Qty. |
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DXR2… | Compact room automation station, BACnet/IP, 24 V, | A6V10959860 | DXR2.E17C-103° | 1 |
RU | KNX PL-Link room operator for fume hood, segmented backlit display, touchkeys or soft touch keypad (Slim) | A6V1095985 | QMX3.P87 | 1 |
YEM | VAV damper actuator, AC 24 V, DC 0...10 V, 6 Nm, 2 s | A6V11991165 | GAP191.1E | 1 |
YEP | Airflow differential pressure sensor, AC 24 V, SCOM, 0..250 Pa with or without installation box | A6V11174697 | DXA.S04P1 or | 1 |
F | Flow sensor AC24V, DC 0...10 V, 0..1.3m/s | A6V10634812 | QVE3001 | 1 |
SV | Vertical sash sensor, 0...10kOhm, 1300mm | A6V11178717 | DXA.B130 | 1 |
L | KNX PL-Link lighting switch, RL512/23, RS510/23, UP510/03, UP510/23, RS525/23, UP525/13, JB512C23, JB510C23, JB525C23 | 1) |
| 1 |
1) Additional documents available at www.siemens.com/gamma-td
Optional 1) 3)
Description | Device type | Data sheet | Type | Qty. |
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SH | Horizontal sash sensor | A6V11178717 | DXA.B130 | 1 |
DW | Door/window contact, white | 2) |
| 1 |
DP | KNX PL-Link Presence detector | 2) | Third-party | 1 |
YEP | Differential pressure sensor, AC 24 V, DC 0..10V, 0..300 PA | N1925 | QBM3460-3 | 1 |
1) Can be combined as per available on-board I/Os on controller.
2) Additional documents available at www.siemens.com/gamma-td.
3) Horizontal sashes require a flow sensor (F), horizontal sash sensor (SH), or switch on a digital input.
Connection diagram
Application configuration
Group | Equipment | Values/range | Template settings |
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On-board output | Extract air VAV position | Y10; 0...10 V | Y10, 0..10V |
On-board input | Extract air differential pressure | X1; 0..10V, | SCOM |
Fume hood sash position 1 | B1; B2; 0..10kOhm | B1 | |
Fume hood face velocity | X1; X2; X3; X4; 0..10V | X2 | |
KNX PL-Link devices | Operator display panel | QMX3.P87, QMX3.P88 | QMX3.P88 |
Lighting | RL512/23, RS510/23, UP510/03, UP510/23, RS525/23, UP525/13, JB512C23, JB510C23, JB525C23 | RS510/23 |
Optional configuration
Group | Equipment | Values/range | Template settings |
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On-board output | Fume hood alarm contact | Y1; Y2; Y3; Y4; NC (normally closed) |
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Fume hood decommissioning contact | Y1; Y2; Y3; Y4; NC |
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Binary output 1...4 | Y1; Y2; Y3; Y4; NC |
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Analog output 1...4 | Y10; Y20; Y30; Y40; 0...10 V |
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On-board input | Exhaust air VAV air velocity | X1; 0...10V |
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Extract air temperature | X1; X2; X3; X4: LG-Ni1000, 0...10V; NTC100k, NTC 10k, T1 (PTC); Pt1000 (EU, NA); 4...20mA |
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Fume hood sash position 2 | B1; B2; 0...10kOhm |
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Fume hood fire detector | D1; D2; D3; X1; X2; X3; X4; NO (normally opened) |
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Fume hood presence detector 1...2 | D1; D2; D3; X1; X2; X3; X4; NC (normally closed) | D1 | |
Brightness | X1; X2; X3; X4; 0..10V |
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Fume hood remote emergency purge switch | D1; D2; D3; X1; X2; X3; X4; NO |
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Fume hood sash alert switch | D1; D2; D3; X1; X2; X3; X4; NO |
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Fume hood sash switch 1..2 | D1; D2; D3; X1; X2; X3; X4; NO |
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Fume hood stabilizing jet fan state | D1; D2; D3; X1; X2; X3; X4; NC |
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Binary input 1...7 | D1; D2; D3; X1; X2; X3; X4; NO |
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Analog input 1...7 | X1 ; X2: X3 ; X4 ; LG-Ni1000, 0..10V; NTC100k, NTC 10k, T1 (PTC); Pt1000 (EU, NA); 4..20mA |
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Engineering
- The ABT Site engineering tool is required to engineer DXR2 automation stations.
- See the Siemens Download Center at www.siemens.com/bt/download for the latest application configuration and workflow tutorials.
- Options combined as per available on-board - I/Os.
Management platform
Sample illustration of VAV application for fume hood in Desigo CC