Pub. 42004-484G
Clean Phone
®
Analog Telephones
Page 25 of 26
P:\Standard IOMs - Current Release\42004 Instr. Manuals\42004-484G.docx
04/19
Specifications
TMA compatibility profile type ............................................................................. GTC SMART Hands-free
Auto-dial digit limit .......................................................................................................................... 24 digits
Electrical
Audio output ................................................... 1 kHz tone—87 ±3 dB SPL @ 1 m with 40 mA loop current
Battery voltage (tip and ring) ............................................................................................ 24 V dc or 48 V dc
Telephone line requirements ....................................................................... loop start, central office (CO), or
analog station port (PBX, PABX, or KSU)
Minimum loop current ................................................................................... 24 mA (35 mA recommended)
Auxiliary outputs (Isolated solid-state switch) ................................................................ 125 mA @ 48 V dc
80 mA
RMS
@ 28 V ac
Signaling .......................................................................................................................... DTMF 100 ms tone
Memory ....................................................................................................................... non-volatile EEPROM
Power supply ............................................................................................ 100–240 V ac input, 5 V dc output
Mechanical
Temperature range
Operating .................................................................................. −4 ºF to +131 ºF (−20 ºC to +55 ºC)
Storage ...................................................................................... −40 ºF to 158 ºF (−40 ºC to +70 ºC)
Relative humidity ................................................................................................ up to 95%, non-condensing
PCBA (printed circuit board assembly) .............................................................................. conformal coated
Chemical Resistance
The Clean Phone
®
analog telephone graphic overlay is designed to withstand exposure to many
chemicals. Please contact the factory for questions pertaining to chemicals not listed below:
Ajax/Vim in solution
Downey/Lenor
1
Petroleum spirit
1
Alkali-carbonate solution
1
Ethanol
Phosphoric acid (<30%)
Ammonia (<40%)
Glycerin
Potassium ferricyanide
Acetic Acid (50%)
Glycol
Potassium hydroxide (<30%)
Ariel powder in solution
1
Gumption
1
Pure turpentine
Bleach
1
Hydrochloric acid (<36.7%)
SBP 60/95
1
Castor oil
Hydrogen Peroxide (25% solution)
Sulfuric acid (<10%)
Caustic soda (<40%)
Linseed Oil
Tomato Ketchup
Cutting oil
Methanol
Trichloroacetic acid (<50%)
Cylohexanol
Nitric Acid (<10%)
White spirit
Diacetone alcohol
Paraffin oil
Windex
1
Diesel
Persil powder in solution
1
Wisk
1
Extremely faint glossing of the texture was noted.
The Clean Phone
®
analog telephone graphic overlay is NOT resistant to the following:
Concentrated mineral acids
High pressure steam at over 100º C
Methylene chloride
Concentrated caustic solution
Benzyl alcohol
UV exposure
Dimethylformamide
Tetrahydrofuran
