Endress+Hauser RMM621 Bedienungsanleitung Seite 28

Wiring
Terminal assignment for expansion card, U-I-TC
Terminal Terminal assignment
(item no.)
127 -10 to +10 V Input 1
125 -1 to +1 V, TC Input 1
123 0 to 20 mA Input 1
122 Signal ground Input 1
227 -10 to +10 V Input 2
225 -1 to +1 V, TC Input 2
223 0 to 20 mA Input 2
222 Signal ground Input 2
142 Relay 1 Common (COM)
143 Relay 1 Normally Open (NO)
152 Relay 2 Common (COM)
153 Relay 2 Normally Open (NO)
131 + 0/4 to 20 mA/pulse output 1
132 - 0/4 to 20 mA/pulse output 1
133 + 0/4 to 20 mA/pulse output 2
134 - 0/4 to 20 mA/pulse output 2
135 + pulse output 3 (open collector)
136 - pulse output 3
137 + pulse output 4 (open collector)
138 - pulse output 4
!
Note!
The current/PFM/pulse inputs or the RTD inputs in the same slot are not galvanically isolated.
There is a separation voltage of 500 V between the aforementioned inputs and outputs in various
slots. Terminals with the same second digit are jumpered internally. (Terminals 111 and 181)
28
Slot Input and output
B, C, D top, U-I-TC Input 1
front (B I, C I,
D I)
B, C, D top, U-I-TC Input 2
rear (B II,
C II, D II)
B, C, D Relay 1
bottom, front
(B III, C III,
D III)
Relay 2
B, C, D Current/pulse output 1 active
bottom, center
(B IV, C IV,
D IV)
Current/pulse output 2 active
B, C, D Passive pulse output
bottom, rear
(B V, C V,
D V)
Passive pulse output