Chapter 5: Technical specifications
140
ZP2-A Series Installation Manual
Loop specifications
Loop configuration
Class A or Class B
Loop protocol
ZP7 Series
Isolators
At least one isolator per loop (we recommend one
isolator for every 32 devices)
Number of loop devices
127 max.
Electrical characteristics – maximum output
per loop
ZP7 Series protocol
900 Series protocol
800 mA
250 mA
Supply voltage range
ZP7 Series protocol
900 Series protocol
19.50 to 20.50 VDC
17 to 28 VDC ±1% (+ protocol modulation)
Modulation voltage range
< 1 VDC (low level) [1]
Control level voltage
8 VDC ±1 V
Resistance
ZP7 Series protocol
900 Series protocol
75
Ω
max. [2]
52
Ω
max. (26
Ω
per wire)
Capacitance
ZP7 Series protocol
900 Series protocol
700 nF max.
500 nF max.
[1] ZP7 Series protocol only
[2] Based on 3.5 km max. cable length with 2 mm² diameter for up to 127 devices
Summary of Contents for ZP2-AF2-P
Page 1: ...ZP2 A Series Installation Manual P N 00 3281 501 2003 01 ISS 22NOV22...
Page 50: ...Chapter 2 Installation 44 ZP2 A Series Installation Manual...
Page 140: ...Chapter 3 Configuration and commissioning 134 ZP2 A Series Installation Manual...
Page 168: ...Appendix C Menu maps 162 ZP2 A Series Installation Manual...
Page 172: ...Appendix D Regulatory information 166 ZP2 A Series Installation Manual...
Page 176: ......