Products
AFA 1000/E-Dual Output MK3
The AFA1000/E/Dual Output MK3 model is a fully flush mounting airflow VAV controller that is suitable for Industrial Fume Cupboards, Schools type Fume Cupboards, Canopy Hoods, BSC’s and LEV’s and includes the following features:-
- Back lit graphic display with a visual area of 56x27mm showing the airflow velocity (fpm or m/sec) or airflow status (Air Safe / Air Fail) with VAV out Bar Graph. In an alarm condition the display will toggle between the airflow velocity and alarm condition.
- Audio Visual Alarm – Audible alarm with Red, Amber and Green LED’s.
- Password protected pushbutton set up and calibration menus with on screen instructions.
- 3 Relay Inputs configurable as:- Night Setback /Alarm Disable / Sash High / External Alarm / High-Low.
- 3 Relay outputs activated by any of the 3 inputs or any of the alarm conditions.
- 3 Pushbuttons configurable as :-Fan On-Off / Light On-Off / UV Lights On-Off / Pump On-Off / Purge On-Off.
- VAV output to control either VAV damper, Venturi valve or Fan Inverter drive.
- Full PII VAV face velocity set point control with optional sash position sensor input.
- Second Output version with second controlled 0-10v output for Bleed or Room control.
- Com Port – RS485 for connections to a laptop for diagnostics and configuration of the monitor or for connection via a local Modbus RTU network for remote logging with real time graphical displays using the AFA Network software or for direct connection to a BMS system.
Specifications
Specifications
| Display range: | 0-1.5 m/s (0-1000fpm) | |
| Alarm range: | 0-1.5 m/s (0-1000 fpm) | |
| Control range: | Face velocity control .15 to 1 m/sec (30-200fpm) | |
| Control resolution: |
0.1 m/sec (2fpm) |
|
| Control output 1: |
0-10VDC PI control output for damper, valve or Inverter drive |
|
| Control output 2: | 0-10VDC proportional control output for damper, valve or Inverter drive | |
| Control response: |
Less that 1 second |
|
| Control range: |
Face velocity control .15 to 1 m/sec (30-200fpm) |
|
| Accuracy: |
Sensor / display resolution 0.1m/sec (1fpm) Face velocity accuracy +/- 10% |
|
| Field set-up: |
2-point velocity calibration (with on-screen instructions) |
|
| Alarm delays: |
User configurable – 0 to 10secs |
|
| Relay output: | 1 on board (3 with remote interface unit) | |
| Relay input: | 3 | |
| Comm. Port: |
RS485 – Can be connected via Serial interface to LAN network (Full software available) |
|
| Auxiliary pushbuttons: | 3 (typically used for fan start/stop, light on/off, scrubber pump on/off, emergency purge, etc. Buttons can be interlocked to each other.) | |
| Sash high indication: |
Yes, with separate plug-in connection |
|
| Night setback: | Yes | |
| External alarm indication: |
Yes |
|
| Power Requirement: | Input—240VAC, 50Hz (UK) 230VAC 50Hz (Euro) 120VAC 60Hz (US) Output—15VDC, 500ma | |
| Units: | English and Metric (user selectable) | |
| Display - visual: |
Analog bar graph / LEDs: red, alarm; yellow, caution; green, normal / LEDs: red, alarm; yellow, caution; green, normal / VAV output Bar Graph |
|
| Alarm indication: |
Red LED & audible alarm (to a certain sound spec) |
|
| Horn silence: | Yes (temporary / permanent/automatic depending on type of alarm or external input) | |
| Mounting: | Semi Flush (or surface with optional mounting box) | |
| Monitor operating temp: | 55-86°F (13-30°C) | |
| SM6 operating temp: | 15-25°C (Environmental limits) | |
| SM6 working temp: | ambient +25°C | |
| SM6 output mVg: | 0-90 mV over working range (0-1.5m/sec). | |
| Storage temperature: | -40-150°F (-40-65°C) | |
| Agency listings: | CE | |
| Hazardous area: | SM6 Suitable for Gas group llC Temp Class T6 (With Atex certified MTL Zener Barriers). |
Dimensions
Ordering Options
| E | MK3 | DUAL OUTPUT | UK | SM6 | 2M | MPC |
|---|---|---|---|---|---|---|
| Model | Style | Output Options | Power Supply | Airflow Sensor Type | Sensor Cable | Comms |
| E | MK3 | Dual O/P | US - 120v 60Hz Euro - 230v 50Hz UK - 240v 50Hz |
SM6 12150 ILS |
2M 5M |
M -RS485 MPC - (Modbus RTU) |
Power Supply
The AFA1000/E Airflow monitor is supplied complete with a plug in type power supply for connection to a single gang socket. The mains supply should be fused 3A.
A desktop style power supply can be supplied with flying mains lead for connection to a fused spur or terminals.
For damper control a remote interface unit is supplied. The remote interface unit is supplied with a 2M figure 8 mains lead for connection to a single gang socket. The mains supply should be fused 3A. The interface unit provides power to the AFA1000/E and the damper actuator (30VDC unregulated).
Airflow Sensor
The standard AFA1000/E is supplied with a remote type airflow sensor and has a plug in RJ11 socket on the rear of the case to accept the sensor cable.
A vent it can be supplied for connection to the Fume Cupboard inner sidewall, this comprises of 1M of 25mm vent tube, a 25mm Bush and Coupling and box lid. See EVK on accessories page.
Sensor Cable
The standard length of a remote type sensor cable is 2M, a 5M version is also available. Custom lengths can be supplied on request.
Comms
The AFA1000/E can be supplied with configuration software and cable for connections to a laptop for diagnostics and configuration of the monitor or for connection via a local Modbus RTU network for remote logging with real time graphical displays using the AFA Network software or for direct connection to a BMS system. See Modbus RTU Comms on additional features page.
Additional Features
The AFA1000/E Dual Output VAV Controller range includes the following additional features:-
- Mains Fail alarm – Audio visual alarm in the event of power loss (for Inverter type only)
- Battery Back Up – Full back up in the event of power loss
- Remote Interface Unit – Additional remote output relay unit in enclosure / power supply for damper actuator / 2ND Output
- Modbus RTU Comms – For connection to AFA Network or BMS
The AFA1000/E MK3 can be supplied with a custom overlay (details on request).
Accessories & Airflow Sensor Options
Accessories.
The AFA1000/E Dual Output VAV controller range includes the following accessories:-
- Surface mounting back box.
- EVK Vent Kit.
- Sash High Proximity Switch.
- Sash High Micro Switch.
Airflow sensor options.
The AFA1000/E Dual Output VAV controller will operate with any of the following airflow sensors:-
- SM6 Airflow Sensor
- 12150 Duct Sensor
- ILS Airflow Sensor
Temperature Electronics Ltd.
Unit 2
Wren Nest Road
Glossop SK13 8HB
UK
T. 01457 865 635
F. 01457 868 843
E. sales@tel-uk.com