RWF10… Compact Universal Controller

SIEMENS CAUTION PRECAUTIONS FOR SAFE USE

Do not touch the terminals while power is being supplied. 1. Do not subject the product to the following: Do not allow metal pieces of any type to enter the product. Corrosive gasses or dust Do not use the product where subject to flammable vapors. Intense temperature changes Never attempt to repair or modify the product. Icing and condensation Tighten the terminal screws to 0.90 Nm (8 in * lb) Vibration and Mechanical shocks More than one disconnect switch may be required to de-energize 2. Use / Store within prescribed temperature ranges

equipment. 3. Allow heat to escape. Do not block ventilation holes on the product. Set the parameters of the product so that they are suitable for 4. Use proper size crimp terminals for wiring.

the system being controlled. 5. Allow as much space as possible between the controller. If the output relays are used past their life expectancy contact and high current / voltage devices.

fusing or burning may occur. Always consider the application 6. Use this product within the rated load and power supply. conditions and use the output relays within their rated load and 7. A switch or circuit breaker should be provided close to the controller. life expectancy. 8. Always turn off the power supply before pulling out the interior of

A malfunction of the product may make control operations impossible the product. or prevent alarm outputs resulting in property damage. To maintain 9. Only use standard grade alcohol to clean the face of the product. safety in the even of a malfunction, take appropriate safety measures. 10. Control outputs may turn off when shifting between certain

setting levels. Take this into consideration when shifting between setting levels.

SUITABAILTY FOR USE Siemens shall not be responsible for conformity with any standards, codes CONFORMANCE TO EC DIRECTIVES or regulations that apply to the combination of the products in the customers For earthing, selection of cable any other conductions for EMC

application or use of the product. compliance, please refer to the manual or the instruction manual for NEVER use the products for an application involving serious risk to life or installation.

property without insuring that the system as a whole has been designed to This is a class A product. In residential areas, it may cause radio address the risks, and that the Siemens product is properly rated and installed interference in which case the user may be required to take adequate for the intended use within the overall equipment or system. measures to reduce interference.

0970265-7B Specifications Dimensions – in (mm) Enclosure Cut Out – in (mm) Power supply voltage: 85 to 265 VAC 50/60 Hz Power Consumption: Approx 8.5 VA Indication Accuracy: +/- 0.1% of Displayed Value Control Output 1

(OUT1): 4-20mA DC 600 Ohm Max Load

SUB1 & SUB2 Contacts: 250 VAC Max, 3A Resistive Life - 100,000 operations Ambient Temp. range

Operation: 14 to 131 F (-10 to 55 C) Storage: -13 to 149 F (-25 to 65 C)

Ambient Humidity: 85% Max (avoid freezing or condensation) Weight: Approx 0.35 lb (150g) The RWF10 can be removed from its base by gently prying with a small screwdriver on the plastic tabs located on the top and bottom of the RWF10’s face. Thus, the unit can be easily Protection: Front Panel: NEMA 4 (IP 66) replaced without having to remove all of the wires from the base. The RWF10 should be packaged Rear Case: NEMA1 (IP 20) with: 1 gasket, 1 retainer and 1 terminal cover. Memory: EEPROM 1,000,000 max write operations

Identification of Front Panel Connections Temperature unit indicator (Lit if a temp sensor is selected) Display # 1 Process Value or Parameter Symbol Status of SUB1 contact (Lit = closed) Display # 2 Status of SUB2 contact (Lit = closed) Setpoint or Parameter Value Run / Stop indicator (Lit = stop mode) Stop mode = analog out 1 to min. sig. Protection Indicator (Lit = Up and down keys disabled) Analog output 1 indicator Params. & Setpoint cannot be changed (Lit = analog out 1 greater than min signal) See Parameter WtPt Auto / Manual Indicator (Lit = manual) Up & Down Arrow Keys Used to change values in # 2 display Level Key Mode Key Used to change setpoint when displayed. Typical RWF10 Wiring 0-10 VDC Pressure Transducer 4-20mA Pressure Transducer RWF10 wired to an LMV3x with Thermocouple (TC)

Parameters (Settings)

Parameters (Settings)

Parameters (Settings)

Fig. 1 Alarm 1 - SUB 1 Contact Fig. 2 Alarm 2 - SUB2 Contact

(Burner on / off) (Low Fire Hold)