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A good user manual
The rules should oblige the seller to give the purchaser an operating instrucion of Siemens GND Series, along with an item. The lack of an instruction or false information given to customer shall constitute grounds to apply for a complaint because of nonconformity of goods with the contract. In accordance with the law, a customer can receive an instruction in non-paper form; lately graphic and electronic forms of the manuals, as well as instructional videos have been majorly used. A necessary precondition for this is the unmistakable, legible character of an instruction.
What is an instruction?
The term originates from the Latin word „instructio”, which means organizing. Therefore, in an instruction of Siemens GND Series one could find a process description. An instruction's purpose is to teach, to ease the start-up and an item's use or performance of certain activities. An instruction is a compilation of information about an item/a service, it is a clue.
Unfortunately, only a few customers devote their time to read an instruction of Siemens GND Series. A good user manual introduces us to a number of additional functionalities of the purchased item, and also helps us to avoid the formation of most of the defects.
What should a perfect user manual contain?
First and foremost, an user manual of Siemens GND Series should contain:
- informations concerning technical data of Siemens GND Series
- name of the manufacturer and a year of construction of the Siemens GND Series item
- rules of operation, control and maintenance of the Siemens GND Series item
- safety signs and mark certificates which confirm compatibility with appropriate standards
Why don't we read the manuals?
Usually it results from the lack of time and certainty about functionalities of purchased items. Unfortunately, networking and start-up of Siemens GND Series alone are not enough. An instruction contains a number of clues concerning respective functionalities, safety rules, maintenance methods (what means should be used), eventual defects of Siemens GND Series, and methods of problem resolution. Eventually, when one still can't find the answer to his problems, he will be directed to the Siemens service. Lately animated manuals and instructional videos are quite popular among customers. These kinds of user manuals are effective; they assure that a customer will familiarize himself with the whole material, and won't skip complicated, technical information of Siemens GND Series.
Why one should read the manuals?
It is mostly in the manuals where we will find the details concerning construction and possibility of the Siemens GND Series item, and its use of respective accessory, as well as information concerning all the functions and facilities.
After a successful purchase of an item one should find a moment and get to know with every part of an instruction. Currently the manuals are carefully prearranged and translated, so they could be fully understood by its users. The manuals will serve as an informational aid.
Table of contents for the manual
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Page 1
Technical Instructions Document No. 155-746 EA GND-1 March 17, 2005 OpenAir™ GND Series Electronic Damper Actuator UL Listed Fire/Smoke and Smoke Control Dampers 2-Position, 15-second Run Time, 15-second Spring Return Time N474 Description The OpenAir™ direct coupled, fast-acti ng, tw o-position, spring return electronic actuators are available[...]
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Page 2
Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed F ire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Product Numbers G Direct-coupled Electronic F ire and Smoke Damper Act uator N Spring Return 53 lb-in (6 Nm) D 15 second run time 1 24 Vac/dc 2 120 Vac 3 230 Vac 2 2-position 1 Standard version 6 Two auxilia[...]
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Page 3
OpenAir GND Series Electronic Damper Actuator UL List ed Fire/Smoke Control Damper s Technical Instructions Document No. 155-746 March 17, 2005 Specifications Power supply Operating voltage 24 Vac ±20% 24 Vdc +20%, -10% 120 Vac ±10% 230 Vac ±10% Frequency 50/60 Hz Power consumption 24 Vac/dc running 20 VA/12W holding 8 VA/6W Power Consumption 12[...]
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Page 4
Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed F ire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Accessories EA1 127R1 Figure 1. Electronic Fusible Link (EFL) ASK79.165 (165°F (74°C) operation) ASK79.212 (212°F (100°C) ope ration) ASK79.250 (250°F (121°C) ope ration) ASK79.350 (350°F (177°C) ope[...]
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Page 5
OpenAir GND Series Electronic Damper Actuator UL List ed Fire/Smoke Control Damper s Technical Instructions Document No. 155-746 March 17, 2005 Wiring All wiring must conform to NEC and local codes and regulations. Function Color Supply Red Neutral Black Ground Green Wire Designations 24 Vac/dc M BLACK (NEUTRAL) RED (SUPPLY) GREEN (GROUND) EA0941R1[...]
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Page 6
Technical Instructions OpenAir GND Series Electronic Damper Actuator UL Listed F ire/Smoke Control Dampers Document No. 155-746 March 17, 2005 Wiring, Continued NOTE: When or dered, GN D Electronic Fusible Link models come pre-wired for coupling with EFL sensor . Figure 6. Figure 7. EA1166R1 EA1165R1 Molex connec tor for use with Siemens EFL Page 6[...]
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Page 7
OpenAir GND Series Electronic Damper Actuator UL List ed Fire/Smoke Control Damper s Technical Instructions Document No. 155-746 March 17, 2005 Information in this publication is based on current specifications. The company reserves the right to make changes in specifica tions and models as design improvements are introduced. Teflon is a registered[...]