18 AI-5620 User Guide
AI-E502 Alternate REN loads
By default, the AI-5620 comes installed with ringer loads conforming to the TIA-1063
standard (1 REN = 8.0 uF + 6.8k). As a factory installed option, the AI-E502 ringer loads
will replace the default loads with one of the following alternates:
• AI-E502-Aus:
Australian AS/ACIF S004:2008 (1 REN = 1.0uF + 4.0k)
• AI-E502-ETSI25:
ETSI 25 Hz TS 101 952-1-1 (1 REN = 2.2uF + 2.7k)
• AI-E502-ETSI50:
ETSI 50 Hz TS 101 952-1-1 (1 REN = 1.0uF + 2.7k)
• AI-E502-BT:
British Telecom BTNR315 (1 REN = 0.5uF + 6.8k)
• AI-E502-NZ:
Telecom New Zealand PTC220 (1 REN = 1.0uF + 8.0k)
(Others values are available by request.)
4.4 Extended Product Support and Warranty
AI-K001 Additional One Year Warranty
The standard product support and warranty period for the instruments is one year. This
option increases the parts and labor warranty period for another year to a total of two
years from date of purchase on the instrument.
AI-K003 Additional Three-Year Warranty
The standard product support and warranty period for the instruments is one year. This
option increases the parts and labor warranty period for another three years to a total of
four years from date of purchase on the instrument.
4.5 Specifications
4.3.1 Telephone Interface
General:
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